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Author Question: Which statement must be true in order for a rocket to travel from Earth to another planet? A) It ... (Read 57 times)

mckennatimberlake

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on: Jul 27, 2018
Which statement must be true in order for a rocket to travel from Earth to another planet?
 
  A) It must carry a lot of extra fuel.
  B) It must have very large engines.
  C) It must attain escape velocity from Earth.
  D) It must be launched from space, rather than from the ground.

Question 2

Which of the following is not true of the special theory of relativity?
 
  A) The special theory does not apply to situations that involve substantial acceleration or gravity; for that, you need the general theory of relativity.
  B) For low speeds, the theory predicts effects that are so small that they cannot be noticed without extremely precise, high-tech measurement.
  C) The theory is valid only at speeds close to the speed of light.
  D) The theory tells us that there is no such thing as absolute time or space, because measurements of time and space depend on your reference frame.


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iceage

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

C


mckennatimberlake

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  • Posts: 559
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


iceage

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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