Mastery Check #2 - Newton's 3rd Law of Motion
Newton's 3rd law of motion says that for every action there is an equal an opposite reaction. In other words, for every force there is an equal and opposite force. When you push on an object it pushes back on you with an equal force. Whenever any force is applied, there is always an equal force that pushes or pulls back in the opposite direction (picture #1). Here are some examples:
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Link to Utah online textbook.
See the videos below for more examples and explanations.
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