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Question 1
Question
If the forces acting on a object are balanced...
Answer
-
it's at rest or has a constant speed.
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it will speed up or slow down.
Question 2
Question
What is the correct equation?
Answer
-
Force = mass x acceleration
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Mass = acceleration x force
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Force = mass ÷ acceleration
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Acceleration = force ÷ mass
Question 3
Question
Fill in the blanks:
Force (__) = Mass (__) x Acceleration (__)
Answer
-
N, Kg, M/s^squared
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N, G, M/s^squared
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G, N, M/s
Question 4
Question
Stopping Distance = Thinking Distance + Breaking Distance
Answer
- True
- False
Question 5
Question
The thinking distance is the _________ travelled in this reaction time.
Answer
-
Distance
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Speed
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Time
Question 6
Question
The braking distance is the distance taken to stop once the brakes are applied.
Answer
- True
- False
Question 7
Question
How does the thinking distance increase?
Answer
-
It doubles when speed is doubled
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Linearly.
Question 8
Question
If the speed doubles... the breaking distance is...
Answer
-
increased twice
-
increased four times
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decreased twice
-
decreased four times
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