Vocabulary
the ability to do work
energy
The biggest source of light energy
sun
Riding a bike is an example of this kind of energy.
Mechanical energy
How can a roller coaster gain potential energy?
Go higher
A tablet changes ____energy into _____energy.
electrical to sound, light, thermal
The energy of motion
mechanical energy
Give 3 examples of light energy.
Light from the sun, candle, stoplight.
this form of energy cooks food in boiling water
thermal/heat energy
a light bulb converts electrical energy into which of the following energy?
light only
heat and light
heat only
light and motion
heat and light
A campfire changes _______into ______.
heat to chemical (the transfer to a marshmallow).
______ energy is the only source of energy we can see.
Light Energy
Burning wood is an example of this type of energy.
Chemical energy
Both of these types of energy produce "waves" and are a part of our bodies' senses. Some examples are your tv, and your phone
Sound & light energy
What energy CHANGE takes place when someone plugs a radio into an electrical outlet?
light energy changes to sound energy
sound energy changes into electrical energy
electrical energy changes into sound energy
chemical energy changes into sound energy
Electrical energy changes into sound energy
Sound energy is energy produced by ______.
vibrations
A wind turbine changes _____energy into_____energy.
mechanical - electrical
the energy that comes from a substance whose molecules are vibrating faster due to a rise in temperature.
heat or thermal energy
Give 3 examples of sound energy.
Making music, talking to each other, honking a horn.
A hair dryer transforms _______energy to ________ & ________ energy
electrical to sound and thermal
Give 3 examples of Mechanical energy.
-a train moving.
-jumping on a trampoline.
-pedaling a bike.
An alarm clock changes _____energy into_____energy.
Electrical Energy to Sound Energy
music coming from the radio, your loud vacuum cleaner, people talking on tv are all examples of this type of energy
sound energy
This is what we call it when energy changes from one form to another.
Energy transformation
Water can be changed to all forms of energy because Energy is what?
Transferred to other forms
When you eat food, your body changes stored energy into this kind of energy for movement.
Kinetic Energy