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This quiz contains 11 questions from a mix of 1 subtopics.
What do force diagrams represent?
the speed of an object
the mass of an object
the weight of an object
the forces acting on an object
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What does the length of the arrow in a force diagram represent?
the speed of the object
the magnitude of the force
the direction of the force
the weight of the object
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What does the direction of the arrow in a force diagram represent?
the weight of the object
the speed of the object
the direction of the force
the magnitude of the force
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What happens when the forces acting on an object are balanced?
the object moves at a steady speed
the object accelerates
the object stops moving
the object decelerates
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What happens when the forward force is larger than the backward force?
the object moves at a steady speed
the object accelerates
the object stops moving
the object decelerates
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What happens when the backward force is larger than the forward force?
the object decelerates
the object moves at a steady speed
the object stops moving
the object accelerates
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What is the unit for force?
joules (J)
kilograms (kg)
newtons (N)
meters per second (m/s)
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What indicates that an object is moving at a steady speed in a force diagram?
the backward arrow is longer than the forward arrow
the forward and backward arrows are of equal length
the forward arrow is longer than the backward arrow
there are no arrows
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What indicates that an object is decelerating in a force diagram?
the backward arrow is longer than the forward arrow
there are no arrows
the forward arrow is longer than the backward arrow
the forward and backward arrows are of equal length
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The driving force of a car is 10 N. The friction is 5 N.
Calculate the overall forward force.
5 N
0 N
10 N
15 N
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What is the term for the force that opposes the motion of an object?
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