Science Review For Quiz!!
What are the colors of the rainbow?
Red, Orange, Yellow, Green, Blue, Indigo, Violet
Bill playing the guitar is an example of what type of energy?
Sound (Mechanical energy)
__________ measures how fast the average atom in a material.
Temperature
_______ through which it travels (moves faster at higher temperatures because they have greater kinetic energy)
Temperature of the medium
Energy travels in what direction?
all directions
What do radio waves bounce off of before returning to the earth?
atmosphere
Why will sound not travel in a vacuum?
because sound must have a medium through which to travel.
X-rays waves are _____ than light waves so they have higher ______.
closer together energy
The ____ an object appears depends on the colors of light it ____.
color reflects
A ___ lens causes light to diverge, or spread out, producing a larger image than the original.
concave
A ____ lens is thinner in the middle than on the ends.
concave
What is it called when heat is transferred directly from one object to another?
conduction
What kind of transfer happens in a vacuum?
conduction
___ is the transfer of thermal energy between particles within a substance.
conduction
what kind of heat transfer requires objects to touch each other.
conduction
What are the three ways heat is transferred through the universe?
conduction, convection, and radiation
_____ is a transfer of thermal energy by the movement of currents within a fluid.
convection
______ can not occur in a solid.
convection
what kind of heat transfer goes on when warm air rises?
convection
what would this be ocean currents or jet streams
convection
A ____ lens causes light to converge, or focus, producing an image that is smaller than the original
convex
A ____ lens is thicker in the middle than on the ends. It bends light waves toward a point. Your eye is a convex lens.
convex
As the cooler fluid moves ______, the warmer fluid ____.
down rises
Heat is _____ and can do _____.
energy work
when fluid becomes hot, it _______ and becomes _______ than the cool fluid on top.
expands lighter
(True or False) Sound is not a type of mechanical energy.
false
(true or false) Sound will travel in a vacuum.
false
Light travels very _____.
fast
Light travels much _____ than sound.
faster
The hotter some thing is the _____ the molecules move.
faster
To have a convection the material must be able to ____ - like liquids or gases.
flow
How often waves repeat is called their _____.
frequency
_____ is the number of waves moving past a point in one second.
frequency
As maters movies it takes _____ energy with it.
heat
____ is the movement of thermal energy from one substance to another.
heat
_______ is thermal energy that moves from one object to another.
heat
Amplitude describes a wave's ____.
height
Amplitude is the _____ of the wave.
height
If atoms are moving fast the material would have a ____ temperature.
high
The cool air moves _____ and pushes the warm air up.
in air
Where does heat go that your body gives off?
it goes everywhere (air and outer space)
Waves are slower than ____ waves.
light
What spectrum is made up of different waves?
light (electromagnetic energy)
Thunder and lightning start at the same time, but we will see the ____ first.
lightning
Radio waves are _____.
long
Low note= long pipe= _____ waves
longer
low pitch low frequency ____ wavelength
longer
Radio ____ electromagnetic waves.
longest
A _____ is something that waves will travel through
medium
_____ : materials that do not let light through.
opaque
____ is the measure of how high or low a sound is.
pitch
A pair of purple paints would reflect ____ light.
purple (red,blue,)
Even cold things _____.
radiate
How is heat transformed from the sun?
radiation
____ is the transfer of electromagnetic waves.
radiation
A red book only reflects ___ light.
red
We see things because they ___ light into our eyes.
reflect
Light gets _____ from a surface at the same angle it hits.
reflected
____ : the bouncing of light from a surface.
reflected
____ : the bending of light as it passes through one material to another.
refracted
______ is when waves speed up or slow down due to travelling in different mediums.
refraction
Earthquake waves are called ______ waves.
seismic
A white hat would reflect all _____
seven colors
All waves have similar _____.
shape
gamma rays are _____.
short
high pitch high frequency ____ wavelength
shorter
Gamma Rays _____ electromagnetic waves.
shortest
Molecules in cold things moves more _____ than hot things.
slowly
When a starting pistol is fired we see the ___ fist and then hear the ____
smoke bang
Conduction's occur more easily in ____ than ____.
solid liquid
Mediums are ____, _____, and _____.
solid liquid gas
All sound is carried through matter as ___ waves.
sound
Musical instruments make ____ waves
sound
____ is back and forth movement of molecules of matter.
sound
_____ is vibration
sound
Sonar uses ___ waves to tell how _____ things are in the water.
sound far away
Light travels in ____ lines.
straight
The _____ warms the ground and heats the air
sun
Total energy of all particles in a substance or material is called ______ energy, or sometimes internal energy.
thermal
_____ : letting light through but scattering it.
translucent
_____ : materials that allow all light to pass through.
transparent
(True or False) Sound is a type of mechanical energy.
true
The air molecules move ___- and get (closer together/farther apart).
up
Sound waves move out in all directions from a ____ object.
vibrating
Heat always travels from _____ objects to ______ objects,
warmer colder
The distance from wave to wave is called _____.
wavelength
____ is the distance between one part of the wave and the same part of the next wave.
wavelength
Earthquake energy travels as ______.
waves
Energy moves in _____.
waves
Energy,Light,and sound all travel as _____.
waves
Heat radiation is made up of _____.
waves
Waves are hand crafted by _____ on the ocean.
wind
____ light is not a single color.
White
Heat is measured in ______ or ______.
Calories Joules
_________ occurs when two materials are in direct contact with each other-must be touching.
Conduction
(true or false) Sound will not travel in a vacuum.
True
What two things does sound depend on?
Type of Medium and temerature of medium.
____ through which it travels. (moves faster in solids because particles are closer together)
Type of medium
____ are slower than light waves.
Waves
____ light is made up of a mixture of the seven colors of the rainbow.
White
