Motion Flashcards

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1
Q

What quantity is distance

A

Scalar

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2
Q

What is speed

A

Rate of change of distance or distance travelled per unit time

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3
Q

What quantity is speed?

A

Scalar

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4
Q

What does. Scalar quantity include

A

Only a magnitude

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5
Q

What do vector quantities include

A

Magnitude and direction

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6
Q

What quantity is displacement

A

Vector

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7
Q

What does displacement include

A

Direction and distance

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8
Q

How do you measure displacement

A

Start to finish point in a straight line

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9
Q

Equation for speed

A

Distance over time

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10
Q

What is velocity

A

Speed of an object in a given direction

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11
Q

What quantity is velocity

A

Vector

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12
Q

equation for velocity

A

Displacement over time

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13
Q

What factors does speed depend on

A

Age terrain fitness and distance travelled

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14
Q

Define acceleration

A

The change in velocity of an object within a specific time

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15
Q

What quantity is acceleration?

A

Vector

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16
Q

How can you calculate acceleration?

A

Change in velocity over time

17
Q

What is another name for negative acceleration

A

Deceleration

18
Q

What is uniform acceleration

A

When a moving object speed changes at the same amount per second

19
Q

How can you calculate uniform acceleration?

A

(Final velocity) squared-(initial velocity) squared = 2X acceleration X distance

20
Q

What is the unit for acceleration?

A

M/s squared

21
Q

In a distance time graph, what does the gradient represent?

A

The speed

22
Q

In a velocity time graph, what does the gradient represent?

A

The acceleration

23
Q

In a velocity time graph, what does the area under the graph represent?

A

The displacement