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Study Cards > Science Chapter 2: The Laws of Motion > Flashcards

Science Chapter 2: The Laws of Motion Flashcards

1
Q

What is a push or pull on an object?

A

Force

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2
Q

What is a push of pull on an object by another object that is touching it?

A

Contact Force

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3
Q

What is a force that on object can apply to another object without touching it?

A

Non-Contact Force

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4
Q

What is an attractive force that exists between all objects that have mass?

A

Gravity

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5
Q

What is the amount of matter in an object?

A

Mass

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6
Q

What is the gravitational force exerted on an object?

A

Weight

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7
Q

What is a force that resists the motion of two surfaces that are touching?

A

Friction

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8
Q

What is the combination of all the forces acting on an object?

A

Net Force

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9
Q

What are forces acting on an object that combine and form a net force of zero?

A

Balanced Forces

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10
Q

What are forces acting on an object that combine and form a net force that is not zero?

A

Unbalanced forces

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11
Q

According to this statement, if the net force on an object is zero, the motion of the object does not change?

A

Newton’s first law of motion

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12
Q

What is the tendency of an object to resist a change in its motion called?

A

Inertia

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13
Q

According to what statement, the acceleration of an object is equal to the net force acting on the object divided by the object’s mass?

A

Newtons second law of motion

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14
Q

What is any motion in which an object is moving along a curved path?

A

Circular Motion

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15
Q

In circular motion, what is the force that acts perpendicular to the direction of motion, toward the center of the curve?

A

Centripetal force

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16
Q

When one object exerts force on a second, the second object exerts an equal force in the opposite direction on the first object, what is it called?

A

Newton’s third law of motion

17
Q

What is the forces two objects apply to each other?

A

Force pair

18
Q

What is a measure of how hard it is to stop a moving object?

A

Momentum

19
Q

What is the total momentum of a group of objects stays the same unless outside forces act on objects?

A

Law of conservation of momentum

Study Cards (17 decks)

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