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Homework exercises on Forces for a Physical Science course. Also refer to Physics, motion, inertia, momentum, friction,  education, distance learning, Newton,  School for Champions. Copyright © Restrictions

Forces - Homework

INSTRUCTIONS: Print out a copy of this homework assignment, answer the questions correctly, and give the homework to your instructor.

YOUR NAME:

1. What causes an object to move?

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2. What is the relationship between force, mass, and acceleration?

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3. If you double the mass of an object, what must the force be for the same acceleration?

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4. What is an impulse force?

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5. What units do you use to measure force?

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6. What happens to a moving object when a force is applied at an angle to the motion?

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7. What happens when several forces are applied in a line?

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8. What are vectors used for?

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9. What are the two classes of forces?

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Inertia

1. What is one principle in the Law of Inertia?

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2. If the Law of Inertia is true, why does a ball rolling on the floor slow down and stop?

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3. Why does the trick work where you pull a table cloth from under dishes on top without having the dishes fly off the table?

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4. Why is there a force when you swing an object around on a string?

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5. What would happen to the moon without the force of gravity?

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Momentum

1. What is momentum?

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2. How fast would the 180 pound Superman have to fly to have the same momentum as a 18,000 pound truck traveling at 30 miles per hour?

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3. What is the Law of the Conservation of Momentum?

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