Energy
What gives Earth most of its light and heat?
The sun.
What are the two ways you can use a force to move an object?
A push or a pull.
What do we call something we hear?
Sound.
What kind of energy helps us see things?
Light energy.
If you kick a soccer ball, are you using a push or a pull?
A push.
What makes sound? Objects doing what?
Vibrating.
What kind of energy helps us hear music and sounds?
Sound energy.
What happens when you push a toy car harder?
It may move faster or farther.
If you pluck a rubber band, what makes the sound?
The rubber band vibrates.
What is one thing that needs energy to work?
Flashlight, car, tv, fan.
What force pulls objects toward the ground?
Gravity
Can sound travel through air?
Yes sound travels through air.
What happens to a flashlight when its batteries run out of energy?
It stops shining because it does not have the energy it needs.
If you roll a ball across the floor, why does it eventually stop?
The friction between the ball and the floor slow it down.
What happens to a sound when you hit a drum harder?
It gets louder because the drum vibrates more strongly.