Action Reaction practice

discussionsummarypracticeproblems

newton’s third law practice

practice problem 1

Suppose everyone in China was to jump in the air simultaneously. Estimate the following quantities to the nearest order of magnitude…

  1. the acceleration of the Earth
  2. the initial velocity of the Earth
  3. the maximum displacement of the Earth

solution

Answer it.

practice problem 2

The smart-assed horse problem.

solution

Answer it.

practice problem 3

Write something different.

solution

Answer it.

practice problem 4

Write something completely different.

solution

Answer it.

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