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tawanya tawanya
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6 years ago
What is the best example of kinetic energy?
 
 

a. A roller coaster ready to zoom down the hill
  b. A roller coaster zooming down the hill
  c. A flashlight battery
  d. The still water behind a dam



Question 2

Power is best defined as ____.
 
 

a. a change in position caused by force
  b. the ability to perform work or cause change
  c. the rate at which work is done
  d. the flow of energy



Question 3

The flow of energy in, on, and around the Earth drives all of its living or non-living systems and occurs by either conduction, convection, or radiation.
 
 


 
  Indicate whether the statement is true or false.

Question 4

The first law of thermodynamics explains that with every transfer of energy, small amounts of heat are lost to the environment.
 
 


 
  Indicate whether the statement is true or false.

Question 5

Although scientists know about the effects of gravity, they dont know what causes it.
 
  Indicate whether the statement is true or false.

Question 6

Potential energy is the attractive force that all objects in the universe have toward one another.
 
 


 
  Indicate whether the statement is true or false.
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Michealward484Michealward484
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6 years ago
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tawanya Author
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#2
6 years ago
Great answers! <3
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