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This quiz contains 14 questions from a mix of 1 subtopics.
Which of Newton's laws states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force?
Newton's third law
Newton's first law
Newton's second law
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What does Newton's second law state?
for every action, there is an equal and opposite reaction
an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force
the rate of change of momentum is directly proportional to the net force experienced
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What is the formula for Newton’s second law?
F = ma
F = m/a
F = a/m
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Which of Newton's laws states that for every action, there is an equal and opposite reaction?
Newton's first law
Newton's second law
Newton's third law
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According to Newton's third law, the paired forces are always of the same type. True or False?
true
false
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According to Newton's first law, a stationary object will stay still until a resultant force acts upon it. True or False?
true
false
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According to Newton's third law, when Object A exerts a force on Object B, Object B will exert a force on Object A that is:
equal in magnitude but opposite in direction
in the same direction
smaller in magnitude
larger in magnitude
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If a book is at rest on a table, what is the net force acting on the book?
equal to its mass times gravitational acceleration
0 N
equal to the normal reaction force from the table
equal to its weight
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What name is given to the rate of change of momentum?
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State two ways that mass differs from weight.
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A skateboard of mass 5 kg is pushed and accelerates at a rate of 3 ms-2. What is the net force acting on the skateboard?
8 N
15 N
5 N
10 N
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If a trolley experiences an acceleration of 4 m s-2 when a net force of 20 N is applied, what is the mass of the trolley?
15 kg
5 kg
10 kg
80 kg
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A football of mass 0.5 kg is kicked and accelerates at 20 m s-2. Calculate the force applied to the football.
20 N
40 N
10 N
30 N
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A car of mass 1,500 kg is decelerating at a rate of 3 m s-2. What is the net force acting on the car?
5,000 N opposite to the direction of motion
4,500 N opposite to the direction of motion
4,500 N in the direction of motion
5,000 N in the direction of motion
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