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Author Question: You toss a ball to a friend. When the ball reaches its maximum altitude, its acceleration A) ... (Read 87 times)

asan beg

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  • Posts: 570
on: Jul 27, 2018
You toss a ball to a friend. When the ball reaches its maximum altitude, its acceleration
 
  A) changes sign.
  B) is zero.
  C) is constant.
  D) is g/2.
  E) is 2g.

Question 2

A habitable zone
 
  A) exists around all stars
  B) only exists around stars which are identical to the Sun
  C) only exists around stars which are similar to our Sun
  D) only exists around one star, the Sun


chereeb

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  • Posts: 326
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

A


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