3880618
Description
Quiz by Jake Perkins, updated more than 1 year ago
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Created by Jake Perkins
about 9 years ago
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Question 1
Question
If there is a not-zero resultant force acting on a toy car, what effect will be observed?
Answer
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An acceleration in the opposite direction of the resultant force.
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Nothing.
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An acceleration in the direction of the resultant force.
Question 2
Question
Velocity and Speed are the same thing.
Answer
- True
- False
Question 3
Question
How is a constant deceleration shown on a velocity-time graph?
Answer
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A positive gradient/slope.
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A negative gradient/slope.
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A flat line, gradient of 0.
Question 4
Question
What two forces balance when car travels at a constant speed? (Tick Two)
Answer
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Resualnt Force
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Driving Froce
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Weight Force
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Braking Force
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Friction Force
Question 5
Question
The two factors that affect a car's overall stopping distance are the reaction time and braking distance.
Answer
- True
- False
Question 6
Question
What is Terminal Velocity?
Answer
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The highest acceleration.
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The speed at which a human dies.
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Constant speed reached when upward and downward forces are balanced.
Question 7
Question
The name given to energy store in a spring is called Elastic Power Energy.
Answer
- True
- False
Question 8
Question
Choose an equation to express the balance when terminal velocity is reached.
Answer
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R - W = 0
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R + W = 0
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