According to Newton's first law of motion, a moving object that is not acted on by an unbalanced force will

• remain in motion

• eventually come to a stop

• accelerate in the absence of friction

You sitting in a chair is an example of Newton's (a)  

• first and third laws
• second and third laws
• first and fourth laws

Which of the following is an example of Newton's third law of motion?

• hitting a baseball with a bat

• sitting in a chair

• an apple falling from a tree

• they all are examples

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Inertia is used when explaining Newton's

• first law of motion

• second law of motion

• third law of motion

As an ice skater pushes harder with his leg muscles, he begins to move faster.

• Newton's first law

• Newton's second law

• Newton's third law

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NGSS.MS-PS2-2

When you paddle a canoe, the canoe goes forward.

• Newton's first law

• Newton's second law

• Newton's third law

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When you are standing up in a train, and the train suddenly stops, your body continues to go forward.

• Newton's first law

• Newton's second law

• Newton's third law

After you start up your motorbike, as you give it more gas, it goes faster.

• Newton's first law

• Newton's second law

• Newton's third law

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What is always required to overcome inertia?

• force of friction

• force of gravity

• unbalanced force

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An object at rest will remain at rest as long as the net force acting on it is (a)  

• positive
• zero
• strong

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