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Additional Science GCSE physics > Time graphs > Flashcards

Time graphs Flashcards

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1
Q

What is speed?

A

Speed is how fast you are going(nothing to do with direction)

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2
Q

What is velocity?

A

How fast you are going including direction

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3
Q

In a distance/time graph what does a diagonal line represent?

A

steady speed

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4
Q

In a distance/time graph,what does the gradient show?

A

the speed

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5
Q

In a distance/time graph, what do the flat sections represent?

A

Where it is stationary

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6
Q

In a distance/time graph, the steeper the line means..?

A

The faster it is going

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7
Q

In a distance/time graph, the downhill sections represent?

A

Going back to the starting point

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8
Q

In a distance/time graph, curves represent?

A

accelleration/decelleration

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9
Q

Steepening curve means..?

A

speeding up

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10
Q

A levelling off curve means..?

A

slowing down

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11
Q

How do you calculate the speed?(two ways)

A

Distance/time = gradient

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12
Q

What is acceleration?

A

how quickly velocity is changing(in speed or direction or both)

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13
Q

How do you calculate acceleration?

A

change in velocity/ time taken

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14
Q

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

A

acceleration

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15
Q

In a velocity/ time graph flat sections represent..?

A

steady speed

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16
Q

In a velocity/ time graph,the steeper the graph means..?

A

The greater the acceleration/deceleration

17
Q

In a velocity/ time graph, uphill sections are?

A

acceleration

18
Q

In a velocity/ time graph,downhill sections are?

A

deceleration

19
Q

In a velocity/ time graph,what does a curve represent?

A

changing in acceleration

20
Q

In a velocity/ time graph, how do you calculate accelleration?(2 ways)

A

change in velocity/time taken and gradient

21
Q

In a velocity/ time graph, how do you calculate velocity?

A

read off the value from that axis

22
Q

In a velocity/ time graph, how do you calculate distance travelled?

A

area underneath the graph

Additional Science GCSE physics (4 decks)

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