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Everyday application of the basic principles of Mechanics


7. 

Which best explains why we are able to accelerate forward when starting to run?

Answer : A. The striking foot pushes backward against the ground. The friction with the ground provides an equal and opposite force forward.

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8. 

Which law of motion says that when you kick a Table, there is an equal force on your foot as there is on the Table?

Answer : C. Third

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9. 

Which law helps to define "inertia?"

Answer : A. First

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10. 

Which of Newton's Laws gives the reason for why you can feel things that you touch?

Answer : A. First

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11. 

_____________ is anything that can change the state of motion of an object.

Answer : C. Force

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12. 

The formula related to Newton's second law of motion is

Answer : A. F=ma

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