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Subjects / JC Science / Physical World

Forces, weight and friction

Types of forces, weight, friction and Hooke's law.

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15practice questions

Multiple choice: 5 · Select all that apply: 2 · Numeric answer: 6 · Short answer: 1 · Written answer (self/teacher assessed): 1

Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.

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Numeric answer
Calculate the weight of a 4 kg object on Earth. Take g = 10 N/kg.
Whole numbers, decimals (2.5) or fractions (3/4).
Hint 1

Weight = mass × g.

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