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Author Question: What is the ratio of potential energy to total energy for a planet in a circular orbit around the ... (Read 34 times)

aabwk4

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on: Jul 29, 2018
What is the ratio of potential energy to total energy for a planet in a circular orbit around the Sun?
 
  A) 1/2
  B) 1
  C) 2
  D) -1
  E) -2

Question 2

When a spray can is being used, it feels cooler than when it was first picked up. Why?
 
  What will be an ideal response?


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bhavsar

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

C

Answer to Question 2

The evaporation of the propellant takes heat away from the can and its surroundings.


aabwk4

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Reply 2 on: Jul 29, 2018
Wow, this really help

frankwu0507

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Reply 3 on: Yesterday
Excellent

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