The ability to do work is
Energy
Exercise
The push or pul that can choose the motion of the object is called
force
direction
When we mow the lawn we are doing
work
play
true or false : we need energy to do work .
true
false
The movement of air that causes us to hear things is called a
vibration
very fun
If you put a paper in front of a speaker and turn up the volume the paper will
stop
move
Energy that makes things warmer is
heat energy
sound energy
Energy that allows us to see is
sound energy
light energy
How does heat energy affect a marshmallow ?
it freezes
it melts
