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The Nature of Force

Newton’s 1st Law of Motion

Newton’s 2nd Law of Motion

FrictionForce Mish

Mosh

Question Column 1-100

A push or pull that causes an object to move, stop or change direction.

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What is a force?

Question Column 1-200

The sum of all forces put together.

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What is a net force?

Question Column 1-300

Forces that act on an object but do not change the object’s motion.

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What is a balanced force?

Question Column 1-400

A force on an object that changes an objects motion.

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What is an unbalanced force?

Question Column 1-500

The SI unit of force named for the scientist who described the relationship between motion and force.

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What is a Newton?

Question Column 2-100

The law of inertia

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What is Newton’s First Law of Motion

Question Column 2-200

The tendency of an object to resist change in its motion

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What is inertia?

Question Column 2-300

The amount of inertia an object has depends on its________

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What is mass?

Question Column 2-400

An object at rest will remain at rest and an object that is moving at a constant velocity will continue moving at a constant velocity unless acted on by __________

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What is an unbalanced force?

Question Column 2-500

Seatbelts are used in cars to resist ___________

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What is inertia?

Question Column 3-100

The product of an object’s acceleration and its mass

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What is force?

Question Column 3-200

A force is increased on an object so therefore ________ also increases.

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What is acceleration?

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Acceleration decreases when the

______ of an object increases

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What is mass?

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One way to increase acceleration is to…..

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What is decreasing the mass or

increasing the force?

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The force required to accelerate one kilogram mass at 1 meter per second per second is a __________

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What is one newton?

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The force that one surface exerts on another as they rub against each other

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What is friction?

Question Column 4-200

The strength of friction depends on2 factors………

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What is the

• type of surface

• hardness of surface

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Three types of friction

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What are sliding, rolling, and fluid?

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A bowling ball travels down a bowling alley is an example of ______ friction

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What is rolling ?

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Fish swimming in water is an example of ______ friction.

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What is fluid?

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The only force acting on an object is gravity.

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What is free fall?

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The force of gravity acts between all objects in the universe.

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What is the Law of Universal Gravitation?

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If one object exerts a force on another object, then the second object exerts a force of equal strength in the opposite direction.

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• What is Newton’s Third Law of Motion?

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The product of mass and its velocity

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What is momentum?

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The quantity of momentum of two objects is the same before and after they interact.

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What is the Law of Conservation of Momentum?