Lesson 4 Heat
Lesson 5 Light
Lesson 6 Sound
100
What can make matter move or change?
energy
100
What is a kind of energy that lets us see?
light
100
What is made when something vibrates?
sound
200
What can change matter from one state to another?
heat
200
What vocabulary word means "bounce off"?
reflect
200
What vocabulary word means "to move back and forth"?
vibrate
300
What changes a liquid to a solid?
taking away heat
300
When an object blocks light, what shows up?
a shadow
300
What vibrates to allow us to speak?
vocal chords
400
What can change a liquid to a gas?
adding heat
400
What vocabulary word means "to bend" light?
refraction
400
Sound travels in what form?
waves
500
Wood, natural gas, and oil are examples of what?
fuels
500
Tell me what would happen if we didn't have the Sun?
no light, nothing would grow, etc...
500
How high or low a sound is?
pitch
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