ENERGY - Earth Science
Was wavelength decreases, frequency ___________.
Increases
The surface that best reflects electromagnetic energy is ____ and _____
Light and smooth
Reflected
Light that is bounced off the surface of an object
The heated part of the fluid gets__________ (convection)
Lighter and rises
Earth generates energy with ______
Nuclear fission
Which is greater; nuclear fussion or fission
Nuclear fission
What is the major source of energy for Earth processes such as mountain building, volcanic eruptions, and earthquakes?
Nuclear fission in Earth's core
What is the major source of energy for Earth processes such as EROSION and the WEATHER?
Nuclear fussion in sun's core
Heat from a lamp or a fireplace
Radiation
Heat is transferred from the sun to your body by the process of
Radiation
The transfer of the sun's heat energy through space is called _______
Radiation
When Earth cools, most of the energy transferred from Earth's surface to space is transferred by the process of
Radiation
An object that is a good absorber of heat is also a good _____ of heat
Radiator
In general, good absorbers of electromagnetic radiation are also good
Radiators
In the visible spectrum, which color has the longest wavelength?
Red
Density differences causes bending called
Refraction
Absorption texture
Rough
The cooler part of the fluid ______ (convection)
Sink
Reflected texture
Smooth
Condensation
The change from water vapor to liquid water
electromagnetic radiation
The energy transferred through space by electromagnetic waves.
Convection
The movement of heat by currents within heated material
Conduction
The movement of heat to an object by its contact with a hotter object
Radiation
Transfer of heat in the form of short waves
Radiant energy is transferred by waves moving through a
Vacuum
In the visible spectrum, which color has the shortest wavelength?
Violet
The various types of electromagnetic energy are distinguished from one another by their _____
Wavelength and frequency
Radiation is heat transferred by ——— traveling through space
Waves
Heat transfer
When heat travels from one place to another
Reflected color
White
convection current
a current caused by the rising of heated fluid and sinking of cooled fluid
Compared to a light-colored rock with a smooth surface, a dark-colored rock with a rough surface will
absorb more insolation and reflect less insolation
During which phase change does water release the most heat energy?
condensation
gas to liquid
condensation
dynamic equilibrium
condition of continuous, random movement of particles but no overall change in concentration of materials
The transfer of heat by direct contact is called
conduction
As wavelength increases, frequency __________________.
decreases
When fluids get heated, density ------
decreases (less density)
liquid to solid
freezing/solidification
Which type of electromagnetic energy has the shortest wavelength?
gamma rays
What are fluids?
gases and liquids
which transfer of energy occurs mainly through the process of convection
heated air in the lower atmosphere transferred upward by density differences
When fluids cool, density -------
increases (more density)
transmitted light
light passing through the object
solid to liquid
melting
The Sun generates energy via
nuclear fusion
Refracted light
process where light slows down and bends as it travels from one medium to another; known as "bent light"
What type of electromagnetic energy has the longest wavelength?
radio waves
Forms of energy
sound, radiant, wind, thermal, mechanical, electrical, and chemical
Vacuum
space without matter
During a phase change, the temperature of a substance
stays the same
absorbed
taken in
Wavelength
the distance between two peaks in a wave
Nuclear fussion
the process of two nuclei with low masses combining to form one nucleus of larger mass
Liquid to gas
vaporization
Which process requires the addition of energy to water?
vaporization of water
Which color of visible light has the shortest wavelength?
violet
Any object that radiates NO electromagnetic energy at all has a temperature of?
0°K
When water vapor condenses, how much heat energy will be released into the atmosphere?
2260 joules/gram
_____ would absorb the most solar radiation, assuming equal geographic area?
A forest
Nuclear fission
A nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy
0°K is known as
Absolute Zero
Radiation can travel through
Air, glass, and other materials you can see through
electromagnetic spectrum
All of the frequencies or wavelengths of electromagnetic radiation
Better absorbers of energy =
Better radiators
Which process releases 2260 joules of heat energy per gram of water into the environment?
Condensation
Heat is transferred through solids by ______
Conduction
In a machine, heat energy caused by friction is transferred by
Conduction
In solids, heat is always transferred by ______
Conduction
When you put your hand in warm water, heat is transferred to your hand by _____
Conduction
Heat is transferred from a hot oven to warm the whole kitchen by the process of
Convection
Heat is transferred in fluids by _______
Convection
Heat transferred by the movement of molecules in fluids is called ______
Convection
Absorption color
Dark (black)
When electromagnetic energy travels from air into water, the waves are bent due to the ______ differences
Density
Electromagnetic spectrum is also known as
Electromagnetic range
The higher the frequency, the more _____
Energy
Electromagnetic energy
Forms of energy that travel at a speed of 300,000 km per second, each form having a different frequency and wavelength.
infrared radiation
Heat
Frequency
How many wave peaks pass a certain point per given time
