Energy
How many types of energy are there?
4
What is sound energy?
Energy we can hear
What is light energy?
Energy that helps us see
What is kinetic energy?
Makes things move
What is thermal energy?
Heat
What are the 4 types of energy?
Kinetic, Thermal, Light, Sound
Give an example of sound energy
Guitar, Whistle, Singing, Piano, Drums, Doorbell, Clapping, Talking....
Give an example of light energy
Light bulb, Flash light, Lamp, Computer screen, Phone screen....
Give an example of something that has kinetic energy
Ball, Rolling down a hill, Person walking, Spinning, Running....
Give an example of something that has thermal energy
Heater, Sun, Hands rubbing together, Fire, Boiling water, Oven, Stove, Microwave
What is energy?
The ability to make things move or change
What are the levels of sound energy?
High, Medium, Low
Are heat and light energy the same? Why or why not?
Why does a football being thrown in the air have kinetic energy?
Because it is moving
What kind of energy is used to melt chocolate?
Thermal/Heat
What is potential energy?
Stored energy
Give an example of something that has high, medium and low sound energy
High: Screaming, horn, alarm...
Medium: Normal talking, soft music, typing on computer...
Low: Pencil writing, whispering ...
Is a rainbow an example of light energy?
YES
When a rollercoaster is going up the hill it has what kind of energy?
Potential
True or False: A freezer uses thermal energy to freeze food
FALSE
Can we see ALL types of energy?
No. We can only see light energy
What causes sound?
Vibrations
What are the main colors of light we can see?
Red, Orange, Yellow, Green, Blue, Indigo, Violet (ROY G. BIV)
When a rollercoaster goes down the hill it has what kind of energy?
Kinetic
How is thermal energy different than light energy?
You can FEEL thermal energy and SEE light energy