3880618
Beschreibung
Quiz von Jake Perkins, aktualisiert more than 1 year ago
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Erstellt von Jake Perkins
vor etwa 9 Jahre
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Frage 1
Frage
If there is a not-zero resultant force acting on a toy car, what effect will be observed?
Antworten
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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.
Frage 2
Frage
Velocity and Speed are the same thing.
Antworten
- True
- False
Frage 3
Frage
How is a constant deceleration shown on a velocity-time graph?
Antworten
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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.
Frage 4
Frage
What two forces balance when car travels at a constant speed? (Tick Two)
Antworten
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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
Frage 5
Frage
The two factors that affect a car's overall stopping distance are the reaction time and braking distance.
Antworten
- True
- False
Frage 6
Frage
What is Terminal Velocity?
Antworten
-
The highest acceleration.
-
The speed at which a human dies.
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Constant speed reached when upward and downward forces are balanced.
Frage 7
Frage
The name given to energy store in a spring is called Elastic Power Energy.
Antworten
- True
- False
Frage 8
Frage
Choose an equation to express the balance when terminal velocity is reached.
Antworten
-
R - W = 0
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R + W = 0
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