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15
×
Law of conservation: Energy cannot be ____________ or _______________. It can only be____________
created or destroyed. (it can only be) transferred
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boom
Lose 50 points!
Oops!
×
rocket
Go to first place!
Okay!
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rocket
Go to first place!
Okay!
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lifesaver
Give 25 points!
Oops!
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baam
Lose 20 points!
Oops!
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magnet
Take 15 points!
Okay!
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fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 20 points!
Oops!
10
×
Oil and petrol have what type of energy?
Chemical energy
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monster
Reset all scores!
Oops!
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star
Double points!
Okay!
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 20 points!
Oops!
10
×
What type of energy is in food?
Chemical Energy
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15
×
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.
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15
×
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.)
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15
×
Definition of energy
It is all around us. It can't be created or destroyed. It changes from one form to another.
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15
×
When hot water cools down the energy moves from the __________ to ___________
from the hot water to the air or surroundings
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seesaw
Swap points!
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star
Double points!
Okay!
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fairy
Take points!
5
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20
25
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thief
Give points!
5
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20
25
15
×
Chemical energy is...
stored energy which is released when a chemical reaction takes place.
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10
×
What type of energy does sun have ?
Heat and Light energy
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15
×
A battery has a lot of __________ (energy) store
chemical
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15
×
When you run, you convert ____ energy into kinetic energy
chemical
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15
×
A toaster changes .......... energy into ......... energy.
electrical energy into thermal / heat energy
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