Newton's Laws of Motion Quiz

What is the main idea of Newton's Second Law of Motion?

• Inertia

• Action and Reaction

• Force and Acceleration

• Gravity

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According to Newton's Third Law of Motion, what happens for every action?

• There is an equal and opposite reaction.

• Objects remain at rest.

• Objects move in a straight line.

• Forces cancel each other out.

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What happens to the apple's stem in the example?

• It grows longer.

• It breaks.

• It becomes stronger.

• It bends.

What does the force acting on an object equal according to Newton's Second Law?

• The object's mass times its velocity

• The object's mass times its acceleration

• The object's weight times its speed

• The object's volume times its density

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What is the relationship between force and mass in Newton's Second Law?

• Force is independent of mass.

• Force is equal to mass times acceleration.

• Force is equal to mass divided by acceleration.

• Force is equal to mass plus acceleration.

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What does the text suggest about the application of Newton's laws in the real world?

• They apply only in isolation.

• They often apply simultaneously.

• They are rarely applicable.

• They are only theoretical.

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What does Newton's third law imply about forces in a collision?

• Forces are unequal

• Forces are equal and opposite

• Forces are random

• Forces are negligible

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What is the role of a physicist using Newton's laws?

• To predict weather

• To determine a rocket's path

• To design clothing

• To cook food

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What must a rocket overcome to launch successfully?

• Air pressure

• Gravity

• Wind resistance

• Water resistance

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What is the force called that is produced by the ignition of rocket fuel?

• Drag

• Lift

• Thrust

• Inertia