Motion Flashcards

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1
Q

Scalar

A

Quantities measured wit numbers and units

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2
Q

Vector

A

Quantities measured with numbers and units, but also have a specific direction

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3
Q

3 examples of scalar

A

length, temperature, time

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4
Q

3 examples of vector

A

acceleration, displacement, force

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5
Q

Average speed equation

A

distance/time

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6
Q

How is acceleration measured?

A

m/s^2

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7
Q

What is velocity going faster?

A

acceleration

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8
Q

What is velocity slowing down?

A

deceleration

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9
Q

How do you calculate accleration?

A

{final velocity - initial velocity)/time

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10
Q

Newton’s 1st Law

A

Law of inertia - keep doing what it is doing until a force is applied

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11
Q

Newton’s 2nd Law

A

Force = Mass * acceleration

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12
Q

Newton’s Third Law

A

Every action has an equally and opposite reaction

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13
Q

Define acceleration

A

change of speed or direction

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14
Q

What does the area under a velocity-time graph represent?

A

Displacement

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15
Q

The steeper a distance-time graph…

A

higher the speed

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16
Q

A curved line in a distance-time graph represents

A

acceleration

17
Q

A straight line in a distance-time graph represents

A

constant speed