Newton's First Law Review

Newton's 1st Law is also called the Law of ...

• Friction

• Inertia

• Unbalanced forces

• Newtons

An object in motion tends to stay in motion unless an ___ force acts on it.

• unbalanced

• balanced

The tendency of an object to resist a change in motion is...

• inertia

• kinetic energy

• vector

• net force

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How would the absence of friction affect a marble traveling on a long, straight path?

• The marble’s speed would decrease.

• The marble’s speed would increase.

• The marble would stop immediately. 

• The marble would remain at a constant speed.

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An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it.

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Newton's 4th Law

An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it.

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Newton's 4th Law

If an object is not subject to any external forces, what will happen to the object according to Newton's First Law?

• It will eventually stop.

• It will change direction.

• It will continue moving at the same velocity.

• It will accelerate.

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What is Newton's First Law also known as?

• Law of Universal Gravitation

• Law of Inertia

• Law of Acceleration

• Law of Action-Reaction

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A crash test dummy flying forward when the car crashes is an example of what?

• friction

• balanced forces

• gravity

• inertia

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If a soccer ball is resting on the ground, why does it move when it is kicked?

• Objects in motion stays in motion.

• A unbalanced force acted upon it.

• A balanced force acted upon it.

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