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Combined science (OCR Higher)
Measuring and calculating motion
Starter quiz
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Which of the following are features of a typical displacement–time graph?
time is shown on the x–axis (horizontal) ✓
time is shown on the y–axis (vertical)
displacement is shown on the x–axis (horizontal)
displacement is shown on the y–axis (vertical) ✓
Match the quantity to the correct description.
displacement
⇔
a vector measured in m ✓
velocity
⇔
a vector measured in m/s ✓
distance
⇔
a scalar measured in m ✓
speed
⇔
a scalar measured in m/s ✓
Which of the following are examples of velocity?
4 km north ✓
3 km/s
12 m/s upwards ✓
2 mph west ✓
100 km/h
Which of the following features of a displacement–time graph indicates an object travelling at the greatest speed?
The time will be at its maximum value.
The displacement will be at its maximum value.
The gradient of the line will be the steepest ✓
The gradient of the line will be the shallowest.
The gradient will be zero (flat).
Calculate the speed of a car that travels 500 m in 25 s. Include the unit in your answer.
'20 m/s' ✓
How long will a fish travelling at 2.5 m/s take to travel 1.5 km?
0.6 minutes
1 minutes
3.75 minutes
10 minutes ✓
5 minutes
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