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