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7.3 Stars

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Question 17
F

A cloud of gas and dust begins to form a star. Which change occurs before nuclear fusion begins?

[1]
A

Gravity pulls gas together and the temperature rises.

B

Gravity pushes gas apart and the temperature rises.

C

Gravity pulls gas together and the temperature falls.

D

Gravity pushes gas apart and the temperature falls.

Markscheme

7.3 Stars Questions

  1. GCSE
  2. /Physics
  3. /7.3 Stars

75 exam-style questions on Edexcel GCSE Physics 7.3 Stars, covering 7.3.1 Evolution of stars similar to the Sun, 7.3.2 Evolution of massive stars, and 7.3.3 Observing the Universe. Each one has a worked solution and a mark scheme showing where the marks go.

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