Motion Graphs Flashcards

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0
Q

Equation to work out acceleration

A

A = v-u
——-
T

Acceleration = change in velocity over time

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1
Q

Equation to work out speed

A

Speed = distance / time

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2
Q

What is acceleration

A

The rate at which speed chanes

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3
Q

A straight line in a speed time graph means…

A

Constant acceleration

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4
Q

In speed time graphs and disnt time graphs on which axis do you put hinges

A

Time always goes along the bottom

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5
Q

In a distance time graph , what does the gradient represent

A

Speed

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6
Q

What is stopping distance

A

Thinking distance+ braking distance

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7
Q

What is braking distance

A

The amount if time it takes for the vehicle to stop moving once the brakes have been pressed

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8
Q

What is thinking distance

A

Also known as reaction time

The amount of time it takes a person to respond to a new situation

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9
Q

Stopping distance is inc by

A
Bad weather conditions eg ice
Car is poorly maintained at is travelling faster
Driver is drunk
Driver is tired
Tyres are in bad condition 
Mass of vehicle
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