This is the energy that is stored in food. We digest food for energy.
What is chemical energy?
100
Most of the light and heat energy we receive comes from this source.
What is the Sun?
100
This is the energy transformation that happens when a battery-powered flashlight is turned on.
What is the transformation from chemical energy to electrical energy to light energy?
100
This is the ability to do work; make things move or change.
What is Energy?
200
This is stored energy.
What is Potential Energy?
200
This is the energy that causes matter to change states.
What is thermal (heat) energy?
200
In a mirror, light rays do this so you can see the image in the mirror.
What is Reflect the Light?
200
When you cook food on the stove, energy is used to change the food. ___________ is the energy that cooks the food.
What is Thermal (Heat) Energy?
200
This is the lowness or highness of sound.
What is Pitch?
300
This is the total of potential and kinetic energy.
What is mechanical energy?
300
This is the energy that causes vibrations in matter. These vibrations reach our ears in waves that allow us to hear.
What is Sound Energy?
300
In a prism, light rays do this which bends the light in a different direction.
What is refraction?
300
When you turn on a battery-powered radio, this energy transformation is occurring.
What is chemical energy, to electrical energy, to sound energy?
300
This is another name for heat energy.
What is Thermal Energy?
400
This is the energy of moving electrons.
What is electrical energy?
400
Lightning is an example of electrical energy.
True or False
What is True?
400
In the law of conservation of energy, energy cannot be ____________ or ______________.
What is created or destroyed?
400
When you rub your hands together on a cold day, you use __________________ energy that transforms into ____________ energy.
What is mechanical energy and thermal (heat) energy?
400
This is the energy that is stored in batteries.
What is Chemical Energy?
500
This is the energy that travels in waves and allows us to see.
What is Light Energy?
500
This is the measure of heat energy.
What is temperature?
500
Bats bounce ___________ off of objects to locate them.
What is sound waves?
500
This is the transformation of energy as a roller coaster car goes from the top of a hill to the bottom.
The car starts off with potential energy and gains kinetic energy as is starts to move down the hill. As it moves down the hill it loses potential energy.
500
This law states that energy cannot be created or destroyed. It is only transformed or changed from one energy form to another.