Toggle Navigation
Games
Blog
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
Contact us
Help center
Sign in
Study
ENERGY
0
%
0
0
0
Back
Restart
A toaster changes .......... energy into ......... energy.
electrical energy into thermal / heat energy
Oops!
Okay!
Oil and petrol have what type of energy?
Chemical energy
Oops!
Okay!
What type of energy does sun have ?
Heat and Light energy
Oops!
Okay!
A battery has a lot of __________ (energy) store
chemical
Oops!
Okay!
Law of conservation: Energy cannot be ____________ or _______________. It can only be____________
created or destroyed. (it can only be) transferred
Oops!
Okay!
When you run, you convert ____ energy into kinetic energy
chemical
Oops!
Okay!
When hot water cools down the energy moves from the __________ to ___________
from the hot water to the air or surroundings
Oops!
Okay!
The ball in position E has only kinetic energy, no potential energy. (TRUE or FALSE)
FALSE The ball in position E has some potential and some kinetic energy.
Oops!
Okay!
At what point is there the most potential energy?
1
Oops!
Okay!
What does food give us? and for what?
Food gives us energy to work and play.
Oops!
Okay!
At which position on this roller coaster image are potential and kinetic energy about equal?
Either position 2 OR position are correct answers.
Oops!
Okay!
Example of chemical energy
Food / Plant
Oops!
Okay!
What type of energy is in food?
Chemical Energy
Oops!
Okay!
If particles move faster, they create more or less energy?
More.
Oops!
Okay!
At what point is there the most kinetic energy
2
Oops!
Okay!
Chemical energy is...
stored energy which is released when a chemical reaction takes place.
Oops!
Okay!
In the image, how does the potential energy of the woman half-way up the ladder compare to the potential energy of the woman on top of the ladder?
The woman half-way up the ladder has only half as much PE. (Or the woman at the top has twice as much as the woman half-way down the ladder.)
Oops!
Okay!
What is kinetic energy?
It is energy produced by movement.
Oops!
Okay!
Definition of energy
It is all around us. It can't be created or destroyed. It changes from one form to another.
Oops!
Okay!
Energy can't be ........ or ........... It just changes from one form to another.
created or destroyed
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies