Newton's Laws Flashcards

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1
Q

A push or pull on an object

A

Force

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2
Q

Two forces acting opposite directions on an object, equal in size

A

balanced force

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3
Q

the combination of all forces acting on an object

A

net force

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4
Q

This causes movement or acceleration

A

unbalanced force

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5
Q

The force that causes a moving object to slow down when it touches another object

A

Friction

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6
Q

A measurement of how quickly something is moving

A

speed

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7
Q

Speed plus a specific direction

A

Velocity

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8
Q

The rate at which an object changes its speed or direction. It can be speeding up, slowing down or changing direction.

A

acceleration

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9
Q

a force that is applied to an object by a person or another object

A

applied force

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10
Q

An English physicist and mathematician that formulated the three basic laws of motion

A

Sir Isaac Newton

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11
Q

a tendency to do nothing or remain unchanged

A

inertia

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11
Q

An object at rest tends to stay at rest and an object in motion tends to stay in motion unless acted upon by an unbalanced force

A

Newton’s First Law

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12
Q

F = M x a

A

Newton’s Second Law

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13
Q

The acceleration of an object is dependent upon two things, the net force (F) and

A

the mass of the object

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14
Q

The greater the amount of mass an object has the greater the amount of __________needed to accelerate it

A

force

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15
Q

For every action there is an equal and opposite reaction

A

Newton’s Third Law

16
Q

Unbalanced forces create volcanoes, mountains and rift valleys when tectonic plates are under tension. Which law is this an example of?

A

Newton’s Third Law

17
Q

A book sitting on a shelf. Which Law is this an example of?

A

Newton’s First Law

18
Q

A rocket taking off

A

Newton’s Third Law

19
Q

A satellite orbiting the Earth

A

Newton’s First Law

20
Q

A 13 year old boy kicking a soccer ball will kick it farther than a 2 year old boy because they are able to exert more force

A

Newton’s Second Law

21
Q

A baseball being hit with a baseball bat

A

Newton’s Third Law

22
Q

Measured in Newtons

A

Force

23
Q

Measured in kilograms

A

mass

24
Q

measured in m/s/s

A

Acceleration

25
Q

When you paddle a canoe your oar goes backwards but the canoe moves forward

A

Newton’s Third Law