Speed Flashcards by Aoife NíC

Q

speed

A

the rate of motion

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Q

what is speed?

A

distance moved per unit of time

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Q

what is speed measured in?

A

m/s

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Q

speed formula

A

d divided by t

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Q

velocity

A

speed in a given direction

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Q

slope of a distance time graph

A

the speed of motion

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Q

acceleration

A

the rate of change of velocity

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Q

unit of acceleration

A

m/s2, m/s/s

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Q

how to change acceleration

A

changing speed or direction in relation to time

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Q

if velocity is constant

A

the object is not accelerating

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Q

acceleration can be

A

positive or negative

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Q

slope of a speed time graph

A

acceleration

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Q

acceleration formula

A

change in velocity divided by time taken

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Q

displacement

A

distance in a given direction

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