Newton's Laws of Motion

What is Newton's First Law of Motion?

• An object will remain at rest or in uniform motion unless acted upon by a force.

• For every action, there is an equal and opposite reaction.

• Force equals mass times acceleration.

• Energy cannot be created or destroyed.

Newton's Second Law of Motion states that heavier objects need a ______ force to move them.

• smaller

• larger

• equal

• negligible

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_____ _____

Fill in the blank: Newton's Second Law of Motion states that more force is required to move an object with (a)   mass the same distance as an object with​ (b)   mass.

• more
• less
• equal

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What does Newton's Third Law of Motion state?

• An object in motion stays in motion.

• More force is required to move a heavier object.

• For every action force, there is an equal and opposite reaction force.

• Force equals mass times acceleration.

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Fill in the blank: Newton's Second Law of Motion involves the relationship between force, mass, and ______.

• A) speed

• B) acceleration

• C) distance

• D) time

Newton's 1st Law of Motion states that an object's motion won't change unless ____.

• It is acted upon by a force

• It is heated

• It is observed

• It is measured.

What is the definition of 'Force' according to the vocabulary list?

• A) A push or pull acting on an object

• B) The speed of an object

• C) The weight of an object

• D) The size of an object

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What is described as a push or pull acting on an object?

• Gravity

• Friction

• Force

• Air resistance

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According to Newton's 1st Law of Motion, what happens to an object at rest?

• It remains at rest unless acted upon by a force.

• It starts moving on its own.

• It changes direction.

Which law explains why a ball remains still until kicked?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law