Forces and Motion Vocabulary

The speed and direction of an object's motion.

• Inertia
• Equilibrium
• Velocity
• Acceleration

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Any substance that reduces friction and helps moving parts move more freely.

• Oil
• Powder
• Silicone
• Lubricant

A push or pull that acts on an object.

• Force
• Gravity
• Friction
• Lubricant

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The change in the position of an object.

• Acceleration

• Motion

• Equilibrium

• Unbalanced Force

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A force that tries to stop the movement of one surface rubbing past another surface.

• Acceleration

• Gravity

• Friction

• Lubricant

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The tendency of an object that is moving to stay moving or if it is sitting still to stay still.

• Net force

• Motion

• Momentum

• Inertia

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The force of attraction that exists between all objects.

• Friction

• Inertia

• Magnetism

• Gravity

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Distance traveled in a specific amount of time? You can calculate it by dividing the distance by time.

• velocity

• acceleration

• speed

• force

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Every action has an opposite, equal reaction.

• Newton's 1st law

• Newton's 2nd law

• Newton's 3rd law

• Fig Newton's law

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An object at rest will remain at rest unless acted upon by an unbalanced force. Likewise an object in motion will remain in motion unless acted upon by an unbalanced force.

• Newton's 2nd law

• Newton's 3rd law

• Fig Newton's law

• Newton's 1st law