Newton's First Law of Motion

Objects at ____ will remain at rest. Objects in ____ motion will remain in motion until an outside force acts upon it.

Which of these is an example of force?

• watching a slice of bread in the toaster

• pulling a pizza out of the oven

• listening to music

• sitting on a chair

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While you’re ice-skating with your friends, you push off from one end of the rink and slide forward. Based on Newton’s first law of motion, what is true?

• You will lose balance and fall

• You will continue to slide until a force makes you stop or change direction

• The force of gravity will make you keep your velocity

• You will not go far

What does the second part of Newton’s first law say about objects at rest?

• They cannot move unless they have a lot of friction.

• If they are heavy, they will stay at rest, but if they are light, they will move.

• They will stay at rest unless an outside force makes them move.

• They have more inertia than objects in motion.

What determines the winner in the battle between players in the NFL?

• The player with the most mass

• The player with the most speed

• The player with the most agility

• Newton's First Law of Motion

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What would happen if there was no hand?

• They will keep moving.

• They will stop moving.

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The forces acting on the rocket is?

• Balanced

• Unbalanced

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The ball will __________ unless an unbalanced force moves it.

• stay at rest

• stay moving

The ball will _______________ unless a force stops it?

• stay at rest

• keep moving

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True or False: According to Newton's first law of motion, an object in motion will eventually come to a stop on its own.

• False

• Only if there is friction

• Sometimes

• True