Machines/Forces and Motion Review

The term for when an object speeds up, slows down, or changes direction

• Speed
• Velocity
• Acceleration
• Newtons

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The snail is traveling at 5 cm/hr. This is an example of

• speed
• forces
• acceleration
• velocity

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a change in position is defined as

• force
• motion
• speed
• acceleration

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The ability to do work can also be defined as-

• FORCE
• ENERGY 
• MATTER
• PRESSURE

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

• Inertia

• Friction

• Gravity

This force pulls things down?

• Inertia

• gravity

• friction

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A soccer ball laying motionless will

• stay at rest unless a force causes a change in motion.

• moves in the direction of the goal.

• accelerates.

• moves in the direction of the player.

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An object was found in a drawer and not moved from where it was found. Which law best explains what happened?

• Newton's first law

• Newton's third law

• Newton's fig law

• Newton's second law

Friction is...

• the pull of gravity on the object’s mass.

• the force that pushes or pulls an object.

• a force that opposes motion

In the cartoon, what simple machine is the man using to lift the camel?

• inclined plane

• wedge

• pulley

• lever

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