Show:
Energy
Light
Heat
Sound
Mixed practice
100
Plants get this from the sun and store it
What is energy?
100
This type of energy travels in straight lines
What is light?
100
This is a good conductor of heat because it heats easily
What is metal?
100
This is a part of the middle ear
What the hammer?
100
This comes from fossilized plants
What is coal?
200
People get this from plants they eat
What is energy?
200
This object reflects light
What is a mirror?
200
Heat is moved through water by this
What is convection?
200
The external ear and the ear canal are this part of the ear
What is the outer ear?
200
A toy car moves by changing electrical energy into ___________ energy.
What is mechanical energy?
300
This thing uses energy from rushing water to run a generator
What is a turbine?
300
This is what it is called when light passes through an object clearly
What is transparent?
300
When you heat molecules, the molecules move this way? Slower or Faster?
What is faster?
300
The two parts of the inner ear
What is semi-circular canals and cochlea?
300
This is used to focus light rays
What is a lens?
400
A truck uses this stored energy to move
What is gasoline?
400
A glass of water does this to light rays
What is refract?
400
The _____________ from the sun heats the earth.
What is radiation?
400
This object helps people with hearing loss
What are hearing aids?
400
Light colors absorb more or less heat than dark ones
What is less heat?
500
A TV screen is this kind of energy
What is light energy?
500
The three ways that light passes through an object
What is transparent, translucent and opaque?
500
When water evaporates it turns into this
What is water vapor?
500
The order of hearing when a sound wave is coming
What is outer ear, middle ear, inner ear, auditory nerve, brain.
500
A brick wall is an example of this- which no light can pass through it.
What is opaque?