Units (Energy)
2 marks · NormalA force of 6 N acts on an object for 5 seconds. State the SI unit for each of these two quantities.
(a)[1 mark]
Force
(b)[1 mark]
Time (duration)
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(a) newton / N
(b) second / s
Common mistakes: Confusing 's' and 'sec'
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Marking points
B1 (a) · 1 mark · Correct unit for force: newton (N)
B1 (b) · 1 mark · Correct unit for time: second (s)
Worked solution
a) Force: newton (N)
b) Time: second (s)