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Author Question: A thrown stone hits a window but doesn't break it. Instead, it reverses direction and ends up on the ... (Read 138 times)

khang

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on: Jul 28, 2018
A thrown stone hits a window but doesn't break it. Instead, it reverses direction and ends up on the ground below the window. In this case, we know:
 a. the force of the stone on the glass > the force of the glass on the stone.
  b. the force of the stone on the glass = the force of the glass on the stone.
  c. the force of the stone on the glass < the force of the glass on the stone.
  d. the stone didn't slow down as it hit the glass.

Question 2

An airplane of mass 1.2  104 kg tows a glider of mass 0.6  104 kg. The airplane propellers provide a net forward thrust of 5.4  104 N. What is the glider's acceleration?
 a. 2.0 m/s2
  c. 6.0 m/s2
  b. 3.0 m/s2
  d. 9.8 m/s2


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mbcrismon

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


khang

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

Jsherida

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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