Geo2
One rotation of Earth about his axis takes___
24 hours
What the temperatures below that represent the freezing point of water at sea level. Select all that apply
273 K. 0 C. 32 f
True or false: potential energy stored within the molecule or atomic structure of matter
True
What forms of electromagnetic and if you can cost ozone's to photo dissociate? (Select all that apply.)
UV-B and UV-C
Select all scenarios for water below that will warm the surrounding air
Vapor changing to liquid. Liquid change to ice. Vapor changing to ice
Which of the following are examples of electromagnetic radiation?
Visible light, x-rays, radio waves
At 20 degrees south on the March Equinox, where will the sunset with respect to Due West? It was set ___ due West
exactly
The huge ejections of solar masses space are called solar
flares
The main process by which the Sun generates electromagnetic radiation is ____ which is the joining of two smaller particles to create a larger one
fusion
Select the correct range of wavelengths for the visible part of the electromagnetic spectrum. All answers are in micrometers
0.4 to 0.7
Earth is tilted to _____ from vertical relative to its orbital plane of the Sun
23.5
The formula to convert from the Celsius scale to the Kelvin scale is k equals C + 273. Use this formula to convert 27 C to the Kelvin scale
300
Of the total amount of insolation that reaches the top of the atmosphere, 3% is absorbed by clouds, and 4% is reflected up to space from the ground. That's what happens to the remaining portion (93%) of insulation to its fate
7%: scattered into the atmosphere. 17%: Absorbed by dust and molecules in the atmosphere. 20%: reflected by the clouds. 49%: absorbed by the ground.
What is a factor, important to global climate, that the greater amount of ocean cover in the Southern Hemisphere influences?
A greater amount of latent heat can be stored in the Southern Hemisphere
____ Is defined as ability of an object to reflect insulation
Albedo
What prevents conduction, convection, and advection from transferring energy generated in the Sun to Earth?
All require medium for transferring energy, and there is no medium in the vacuum of space
Why does insolation vary with latitude?
At higher latitudes, the angle of incidence is smaller and this spreads the incoming energy over a greater area
In addition to the changes associated with charged particles, how can electromagnetic energy be generated? Select all that apply
By changes in the energy level of electrons and by the fusion of particles
When measuring the amount of heat needed to increase an object's temperature, the heat ___ depends on the type of material and the amount of material, whereas the ____ heat capacity depends only on the type of material because the amount of material is a constant.
Capacity, specific
Earth's axis is tilted at 23.5 degrees with respect to the orbital plane. This angle of tilt ____
Changes by about a degree either way over the course of 40,000 years
Identify factors that can cause changes in Earth's Global shortwave radiation budget throughout the year. Select all that apply
Changes in cloud cover and volcanic eruptions
___ represent about 20% of the planetary Albedo on average but the amount of albedo they cause at any one time or location can widely vary
Clouds
Match the type of heat flux to its description
Conduction: the heat transfer of direct contact. Radiation: energy transmission by means of electrical and magnetic fields. Convection: the vertical heat transfer by the vertical movement of a material. Advection: the horizontal heat transfer by the horizontal movement of a material
Match the type of heat transfer to an example of it
Conduction: the top layer of soil heating the layer of soil below it if you have the surface between them. Radiation: the top layer of soil heating up because the energy gained via Rays from the Sun. Convection: warm air Rising higher into the atmosphere. Advection: warmer air over the ocean blue and horizontally over the beach at night
Select the statement below that accurately compares the process of warming and cooling
Cooling involves a lot of energy to the environment and warming involves getting energy from it
It takes months for the direction of the Earth's Tilt relative to the Sun to significantly changed, polar regions can experience months of continuous
Darkness and daylight
Match the term used to describe waves to its definition
Direction of wave propagation: The direction the wave is moving. Wavelength: the distance between the same point on successive waves. Amplitude: the distance between the top and bottom of a wave. Frequency: the number of waves per second pass it a point.
How do the average wavelengths of radiation emitted by the Sun and Earth compare?
Earth produces a longer average wavelength
____ radiation is the fundamental force of nature that transmits energy to us from the Sun and is fundamental in determining our weather and climate
Electromagnetic
All matter contains____, which is the capability of an object to do work
Energy
What state correctly characterizes the spatial and temporal distribution of energy from the sun that reaches Earth's surface?
Energy distribution varies arcross time and region
The amount of insolation received by each hemisphere of Earth is equal at the March and September ____ and is most different at the December and June _____
Equinoxes and solstices
All Phase changes either store release latent heat. Identify all the phase changes below for water which latent heat is stored in the water molecules
Evaporation liquid to gas. Melting solid to liquid
Match the temperature scale to its description
Fahrenheit: most widely used in the u.s. semicolon a relative scale not calibrated to water. Celsius colon used by most of the countries in the world call and a relative scale calibrated to water. Kelvin colon use mainly in science semicolon and absolute scale where is zero represents a lack of molecular movement
True or false: For locations between 23.5 north and south, the zenith angle remains unchanged during the year
False
Why do Citrus Farmers sometimes spray their crops with water so it freezes in an effort to prevent damage due to low temperatures?
Freezing water releases latent heat, limiting or slowing the drop of temperatures within the cells of the plants
Rank the following types of Earth surfaces by their average albedos. (place the surface with the highest albedo at the top)
Fresh snow, old snow and ice, leafy leaf-bearing trees, a wet and dark soil
Match the description of the energy level with the state of matter, assuming that the material is the same
Gas: Most energetic. Liquid: The intermediate energy state. Solid: The least energetic state
The description and summation of what happens to insulation a global scale is called ____ budget.
Global shortwave-radiation
If everything else remained the same, how would surface temperatures change compared to the temperatures today if greenhouse gases were not in the atmosphere?
Global surface temperatures would be much colder as outgoing longwave radiation would not be trapped in the atmosphere
___ gases strongly absorb outgoing longwave radiation and re-emit it again as heat. This keeps the atmosphere warmer that it otherwise would be
Greenhouse
Heat flow is the transfer of thermal energy from high-temperature objects to low-temperature objects. This process is also called _____.
Heat flux
Why are atmospheric temperatures affected by the phrase changes of water?
Heat is being taken and stored as Latent heat, or laten heat is being released into the environment
What is the difference between high and low energy states?
High energy states require more energy to form
How have humans contributed to the destruction of ozone?
Human made chlorofluorocarbons released into the atmosphere break apart ozone molecules by strongly attracted one of the oxygen atoms
How do the different layers of the atmosphere vary? (Select all that apply)
In amounts and composition of their gases, in temperature, in air pressure
Search one statement below that accurately describes how hurricanes and latent heat are related.
Incredible amounts of latent heat released in hurricanes as water condensation occurs in the atmosphere
Variations in cloud cover, amount of daylight, Zenith angles, another factors contribute to the variations in the amount of ____
Insolation received at Earth's surface
select the statement below that accurately describes how Earth's atmosphere appears when you can space
It appears is a very thin layer that surrounds Earth's surface
What effect does the counterclockwise rotation (as viewed from above the North Pole) of Earth have on the exposure of Earth's surface to sunlight? (Select all that apply)
It causes the sun to appear to rise in the east and set in the west and it causes half of Earth to be subjected to darkness at any one time
identify all the reasons why Earth's atmosphere is important to life (click all that apply)
It contains oxygen, water vapor, and other important gases, it shields us from harmful high-energy rays from space and it is the source of weather and climate
Select the statements below that help characterize electromagnetic radiation. (Select all that apply)
It is composed of interacting electrical and magnetic fields. It consists of energy radiated from charged particles.
What is insolation on Earth?
It is the incoming solar radiation
What is special about the visible part of the electromagnetic spectrum?
It is the only range of frequencies of electromagnetic radiation that humans can see
What does the Stefan-Botlzmann Law describe?
It relates the amount of energy emitted by an object to its surface temperature
Select the statement below that is the accurate comparison between the amount of energy used to bring water to the melting and boiling points as compared to the amount needed to get the water to change phases at those points at sea level
It requires a greater amount of energy to get water to change phases than it does to bring it to those points
What is the scientific unit used to measure heat?
Joule
Because energy is stored as _____ heat, the temperature of water does not change as it melts or boils
Latent
Match the type of latent heat to a phrase change it is involved with
Latent heat of fusion: Melting. Latent heat of vaporization: Condensation. Latent heat of sublimation: Deposition.
Shortwave radiation that reaches earth's surface can be converted to ____ . select all that apply
Latent heat. Sensible heat. Long-wave radiation
What is counter-radiation?
Longwave energy that is directed downward from the atmosphere
If one object warms another, then the object that is warming up is gaining energy and the object doing the warming is
Losing energy
How does the light-reflecting ability of high- and low-level clouds compare?
Low-level clouds reflect more light
Identify all the methods below that are used to measure temperature. ( select all that apply)
Measuring the wavelength of electromagnetic energy given off by an object. Thanks mansion in contraction of mercury in a glass tube. Calculating the temperature based on thermoelectric responses
As the four different layers of the atmosphere interact with insulation passing through them, they're temperature changes with altitude. Select the layers of the atmosphere that decline in temperature with increasing altitude. (Select all that apply)
Mesosphere and Troposphere
Rank the parts of the electromagnetic spectrum listed below by their frequencies
Microwaves, infrared, ultraviolet, x-rays
Click the statement below that accurately describe how and why insulation varies by location select all that apply
Mid latitudes experience the greatest amount of insolation during the summer as the amount of daylight is greater and Zenith angles are smaller. The equatorial regions experience the least amount of variation in insolation as angles are small and atmospheric attenuation is minimized
Identify correct description of what can happen to shortwave radiation that strikes Earth's surface. (Identify all that apply)
Molecules in the ground materials absorb the radiation and that's increase their own temperature. Water molecules can show store energy as ice melts into water as incoming energy is absorbed. Shortwave radiation can be absorbed and then re-emitted at longer-wavelength.
Greater motion at the atomic level results in the faster moving molecules having ___
More energy
What is the source of most aerosols and gases in the atmosphere?
Natural processes on Earth
Rank the following gases by their contribution of the total volume of Earth's atmosphere. (Place the most abundant at the top)
Nitrogen, oxygen, carbon dioxide, hydrogen
Which of the following locations can be subjected to 24-hour periods of light or darkness, depending on the time of year? (Choose all that apply)
North of the Arctic Circle and South of the Antarctic Circle
What are the coldest place in the last 1000 years occurred during a time of few or no sun spots for many years in a row. The modern period of warming has occurred during the period of ____
Numerous sunspots
Select the ways in which the average amount of outgoing longwave radiation (OLR) varies on a global scale. (Select all that apply)
OLR Patterns are more varied over land than over ocean. The highest amount of OLR are in the tropics
If there is a net transfer of energy from one object to another then it is possible for_____
One to warm and one to cool
The temperature of an object is the average energy content of all its molecules. The fact that objects are not uniformly at one temperature explains why objects produce electromagnetic radiation ____
Over a range of wavelengths
The atmospheric gas _____ absorbs most of the ultraviolet radiation in the atmosphere, shielding life from overexposure to ultraviolet radition
Ozone
Select all the accurate statements below about the concentration of ozone in the atmosphere
Ozone concentration slightly rise of the lower troposphere because it is a byproduct of sunlight striking hydrocarbons pollution in the air and a beneficial ozone layer is located in the stratosphere and blocks harmful ultraviolet light
The date of Earth's closest approach to the sun is called the _____ and the farthest approached the most distant is called the ____
Perihelion and aphelion
Match the description of the section of the electromagnetic spectrum to it's name
Radio waves: The longest wavelengths; used to transmit signals over long distances Microwaves: Relatively long wavelengths, can be used to quickly excite water molecules. Infrared radiation: Perceived as heat; frequencies just lower than visible light. Gamma rays: The shortest wavelengths; the most energetic and potentially harmful
Why does the sun appear yellow during the day and sometimes a reddish orange at sunrise and sunset?
Real life of a sun passes through the atmosphere by day but it's filtered out by the longer Passage through the atmosphere at Dusk and Dawn
Master type of interaction that takes place in atmosphere between atmospheric components and electromagnetic radiation (EMR) to it's description
Reflection: Some EMR is sent off a surface in one direction (generally), which can break back into space. Absorption: incoming EMR is converted into kinetic energy, which is expressed within the component that is struck by the EMR. Scattering: the EMR is sent off in various directions; the variation is based mostly on radiation wavelength.
What effect does the lack of mixing on land and the mixing occurring in the ocean have on service temperatures? The differences and mixing contribute to the differences in their surface temperatures as less or no mixing ___
Results in more rapid surface temperature changes
What effect does the lack of mixing on land and the mixing occurring in the ocean have on surface temperatures? The differences in mixing contribute to the differences in their surface temperatures as less (or no) mixing _____.
Results in more rapid surface temperature changes
Match the name of the process to its description
Sensible heat flux: the upward transmission of energy, mostly by convection of warm air near the surface to Greater altitudes. Latent heat flux: the energy transfer that takes place as processes such as melting, evaporation, and transpiration from plants occur. Long wave energy flux: the transfer of radiation it takes place back and forth between the atmosphere and ground and in front portion of electromagnetic spectrum
Slipped the factors that affect the thermal interactions of water. Select all that apply
Shortwave radiation that can penetrate water to varying degrees in part due to water clarity and convection of water can help move surface heat to deeper water
The consistent amount of energy Earth receives from the Sun is called the ____ ______. It is measured in watts per square meter
Solar constant
The difference between kinetic and potential energy is potential energy is ______
Stored energy and kinetic energy is related to the motions of matter
What is the amount of insolation reaching Earth's surface area on a global scale? Slept all that apply
Sun angles vary with latitude. The amount and type of cloud cover varies spatially. The amount of daylight varies across earth.
The approximate 11 years solar cycle defined by the number of ____ observed on the Sun
Sunspots
The dark areas on the surface of the Sun that are cooler than the rest of the sun are called
Sunspots
What is the difference between heat and temperature?
Temperature is a measure of an object's internal kinetic energy and heat is the energy transferred from one object to another
Select the areas listed below for which we generally lack of good decades-long record of temperature. ( select all that apply.)
The Pacific Ocean. The Atlantic Ocean. The center of South America
What days of the year do all latitudes of Earth experience the same amount of daylight and darkness? (Select all that apply.)
The September Equinox and the March Equinox
What is needed for water to change between any two phases?
The addition or release of energy
How does insolation vary with respect to latitude?
The amount of insolation received decreases with increasing latitude north or south of the Equator
Which of the following statements is true regarding the insolation striking earth?
The amount of insolation received varies from place to place
What is photodissociation?
The breakdown of a chemical compound caused by electromagnetic radiation with a wavelength equal to or less than visible light
Match the objects below to the relative wavelength of energy they emit
The coldest object: The longest wavelengths, and object with an intermediate temperature: The intermediate wavelengths, the hottest object: the shortest wavelengths
What causes the gases near Earth's surface to be more closely packed together than gases farther away from Earth surface?
The compressive weight of the overriding gases is greater the lower the position in the atmosphere
Place the different layers of the atmosphere in order( place the bottommost layer of the atmosphere at the bottom
Thermosphere, mesosphere, stratosphere, troposphere
What change about Earth's tilted axis causes variation in daylight length for locations not on the equator?
The direction of the tilt with respect to the sudden changes during the course of the year
How does the global distribution of ozone change throughout the year?
The distribution of ozone varies during the year as the patterns of insolation change
How does latitude affect the variation in the amount of daylight and new zenith angle and those variations in temperature? Select all that apply
The greater the latitude, the greater the variation in size of the Zenith angle during the year. The greater the latitude, the greater the variation the amount of daylight during the year.
What is the correlation between the number of sunspots and the total solar irradiance (TSI)?
The greater the number of sunspots, the greater the TSI
What is sensible heat?
The heat that changes the temperature of two objects via the exchange of heat between them
Select the correct summary below about how the thermal differences between land and water influence temperature differences between them
The high specific energy moderate the temperature of water, which often results of water being colder than the land during the day and warmer at night
Select the ways in which the amount of insolation reaching the earth spatially. (Select all that apply)
The highest values of recede insulation are in subtropical deserts do, and part, to low cloud cover. And in general, lower amounts of insolation are received at higher latitudes
Which of the following is the most important factor in dtermining the weather, climate, and habitability of an area?
The interaction of energy with Earth's atmosphere and surface
Select the statement below that accurately compares the amount of cooling that takes place at night after a hot summer day between a large body of water and an equally large area of nearby land
The land will cool faster as its specific heat is much less than that of the water and is acquired more heat during the day
The sun is directly overhead the Tropic of Cancer at the June Solstice. This results in the tropics in the southern hemisphere having the day when they received the_____
The least amount of insolation all year
What is the circle of illumination?
The line encircling Earth that seperates the lighted half from the dark half
When the sun is directly overhead of an observer, the Zenith angle is 0 and the amount of insolation received is
The maximum amount possible
What is a major difference, linked to latent heat, between the northern and southern hemispheres that influenced the global energy budget?
The ocean covers more of the Southern Hemisphere, and more energy from insulation to be stored as latent heat
Match the atmospheric layer to the reason it has the temperature gradient that it does
Thermosphere: absorbs most of the very shortest and most energetic electromagnetic radiation X-rays and gamma rays. Mesosphere: absorbs little insulation anyway right. Stratosphere: absorbs UV radiation due to the presence of ozone.
If the total amount of insolation reaching the top of the atmosphere from the Sun is 100 watts and 31 of those units are reflected in the primary albedo, what happened to the remaining 69 units?
They are radiated into space as long wave energy, 12 units directly from the Earth's surface and 57 units from the atmosphere
Locations poleward of the Arctic and Antarctic circles experience. Where they receive no insulation for 24 straight hours. Why does it occur?
The overall tilt of the earth results in one pole pointing away or partially within the Sun for half of the year
What changes in water as it shifts from a solid to a liquid to a gas?
The physical spacing of the water molecules
What causes the sun to set and rise
The rotation of Earth turns part of Earth away from and then back toward the Sun
Rank the relative amounts of each wavelength of ultraviolet (UV) radiation that reaches Earth's surface. (Place the wavelength of UV radiation that most abundantly strikes Earth's surface at the bottom.)
The shorter UV-C, The intermediate UV-B, The longer UV-A
What is the total solar irradiance (TSI)?
The sun's total output of energy
Locations in the tropics are subjected to the lowest average zenith angles and are thus warm year-round because ____
The tilt of earth's orbital plane causes the sun to remain high in the sky
How are the electric and magnetic fields of an electromagnetic field oriented with respect to each other?
The travel in two mutually perpendicular planes
What are aerosols?
The various types of solids and liquids suspended in the atmosphere
What does the global outgoing long-wave radiation budget account for? It accounts for____
The way Earth loses heat through emission of long-wave radiation
Select the state below that correctly describes the variation in zenith angle throughout the year for any location in the Northern Hemisphere north of 23.5 degrees N
The zenith angle decreases as the June Solstice approaches and increases afterwards as the December solstice approaches
Why does the average global surface temperature on Earth remain fairly stable?
There is a balance between the amount of incoming and outgoing radiation
Why does traveling a greater distance to the atmosphere reduce the amount of insolation it strikes the ground?
There is a greater distance over which atmospheric attenuation can absorb or reflect insulation
Select the correct description of the latitudinal variations in the raditative balance between incoming and outgoing radiation
There is an excess of insulation from the equator to 35 degrees latitude and then a deficit from there to the polls
Select the accurate summary of the atmospheric layers called the propopause, stratopause, and the mesopause
They each have a rather uniform thermal profile and are located at the top of the layer for which they are named
Why do hotter objects generate more electromagnetic radiation (EMR)?
They have more atomic motion and it is this motion that generates EMR
Match the type of interaction between matter and radiant energy in the atmosphere to its description
Transmission: energy is able to pass through the matter. Reflection: Energy bounces off the surface of an object. Absorption: An object retains some of the energy that strikes it. Scattering: Energy is dispersed in various directions
Match the name of the latitude to it's location in degrees latitude
Tropic of Cancer 23.5.N, Tropic of Capricorn 23.5.S, Arctic Circle 66.5.N, Antarctic Circle 66.5.S
Match the greenhouse gas to its description summary of how it interacts with outgoing long-wave radiation (OLR).
Water vapor: in abundant and the most important greenhouse gas, absorbs a wide range of olr. Carbon dioxide: it is a trace gas. It is strongly absorbs wavelengths just longer than those of the atmospheric window. Ozone: important to life, and absorbs incoming ultraviolet radiation. Nitrous gas: it is a byproduct of many industrial chemical processes are some of the oil are wavelength in the thermal infrared
The electromagnetic spectrum is ordered by
Wavelength
Why do two different objects, say a piece of wood and a piece of metal, with the same moderate temperature feel as if they are at different temperatures when we touch them?
We sense the flow of heat more than we sense the actual temperature of an object
What is the name of the relationship that relates the temperature of an object to the dominant wavelength of the energy it emits?
Wein's law
Select the statements below that accurately relate the distance Earth is from the Sun to the amount of insolation recieved
When Earth is closest to the Sun, it intercepts the most insolation. When Earth is at aphelion, it intercepts the least amount of insolation
The tilt of the Earth with respect to the orbital plane is the cause of the seasons because _____
When each hemisphere is tilted away from Sun it experiences longer periods of night and less direct sunlight
A location receives a peak amount of insolation in June and then a steady decrease in the amount of insolation it receives until late December and early January, when it receives none. Where is this location?
Within the Arctic Circle
The transfer of energy toward the poles occurs because energy flows from _____
areas of surplus to deficit
The relatively thin layer of gas that surrounds earth's surface is called the ___________
atmosphere
The band of frequencies from 8 to 13 comma located in the infrared portion of the electromagnetic spectrum through which energy can largely escaped or unaffected, is called the ____
atmospheric window
The atmosphere is held in place both by a buoyancy force directed upward (a flow toward the vacuum of outer space) and ____, which is directed downward
gravity
Scientists use the term ____ to refer to both of the transfer thermal energy into the energy that is transferred.
heat
The Earth is tilted relative to its orbital plane. This causes the seasons because of the earth orbits the sun each hemisphere is tilted towards and away from the Sun for part of the year. When a hemisphere is tilted towards the sun, experiences ____ temperatures because the Zenith angle is reduced, which also ____ atmospheric attenuation
higher; reduces
The angle between the direction of the energy and the surface it is striking is called the angle of ______
incidence
How does the orbital tilt of the earth influence the polar regions?
it results in locations poleward of the Arctic and Antarctic circles experience 24 hours periods of complete darkness and sunlight
Because energy is stored as___ heat, the temperature of water does not change as it melts of boils
latent
When potential energy is related to a change in the state of matter (e.g., gas to a liquid), we call it ___ energy.
latent
The angle made by the line connecting an observer to the Sun and one drawn vertically with respect to the observer is called the ___ angle
zenith
The atmosphere is mostly composed of ____ and ____ gas
nitrogen and oxygen
The plane in which Earth revolves around the sun is called the ____ plane
orbital
A molecule composed of three oxygen atoms bonded together is called ____ .This molecule absorbs much of the ultraviolet radiation passing through the atmosphere
ozone
Photodissociation of oxygen molecules in the atmosphere can result in the formation of ____ has the liberated oxygen atoms join with existing oxygen molecules
ozone
Because difference _____ of electromagnetic energy are absorbed, scattered, and reflected at different rates in the atmosphere, the spectrum of sunlight received at sea levels is different and less than a spectrum of sunlight received at the top of the atmosphere
wavelengths