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ScotlandPhysicsQuick questions

Area 2: Space

Quick questions on Space exploration: rockets, weight on other planets and satellites - SQA National 5 Physics

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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State Newton's third law. [1 mark]
What is q2?
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An astronaut has a mass of 75 kg75 \text{ kg}. Calculate the weight on the Moon, where g=1.6 N kg1g = 1.6 \text{ N kg}^{-1}. [2 marks]
What is q3?
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Explain why a heat shield is needed when a spacecraft re-enters the atmosphere. [2 marks]

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