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Author Question: A 1-kg ball dropped from 2 m rebounds only 1.5 m after hitting the ground. The amount of energy ... (Read 69 times)

Chloeellawright

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on: Jul 29, 2018
A 1-kg ball dropped from 2 m rebounds only 1.5 m after hitting the ground. The amount of energy converted to heat is about
 
  A) 0.5 J.
  B) 1.0 J.
  C) 1.5 J.
  D) 2.0 J.
  E) more than 2.0 J.

Question 2

Strictly speaking, more fuel is consumed by your car if the air conditioner, headlights, or even a radio is turned on. This statement is
 
  A) false.
  B) true only if the car's engine is running.
  C) true.


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matt95

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: E

Answer to Question 2

Answer: C


Chloeellawright

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Reply 2 on: Jul 29, 2018
Excellent

aruss1303

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Reply 3 on: Yesterday
:D TYSM

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