Newton's Laws of Motion Quiz

A soccer ball remains at rest until a player kicks it. Which of Newton's laws does this example illustrate?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• None of the above

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• None of the above

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When a hammer strikes a nail, the nail exerts an equal and opposite force back on the hammer. This is an example of which of Newton's laws?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• None of the above

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What is inertia?

• The force that keeps an object at rest

• The tendency of an object to resist changes in its state of motion

• The acceleration of an object as produced by a net force

• The reaction force that occurs in response to an action force

A car suddenly stops, and the passengers lurch forward. Which concept explains this phenomenon?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• Gravity

If you double the force applied to an object while its mass remains constant, what happens to its acceleration?

• It halves

• It remains the same

• It doubles

• It quadruples

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Two ice skaters push off from each other and move in opposite directions. This is an example of which of Newton's laws?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• None of the above

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What unit is used to measure force?

• Kilograms

• Meters per second squared

• Newtons

• Joules

A book is lying on a table. What can be said about the forces acting on the book?

• There are no forces acting on the book

• The force of gravity is the only force acting on the book

• The force of the table pushing up on the book is equal to the force of gravity pulling down on the book

• The force of the table pushing up on the book is greater than the force of gravity pulling down on the book

• Force is inversely proportional to mass and acceleration

• Force is directly proportional to mass and inversely proportional to acceleration

• Force is directly proportional to both mass and acceleration

• Force is inversely proportional to mass and directly proportional to acceleration

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