A giant molecular cloud collapses under gravity to form a protostar. Explain the physical processes that prevent the protostar from collapsing indefinitely, and describe the dynamic balance that allows it to remain stable once it reaches the main sequence.
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Markscheme
7.3 Stars Questions
42 exam-style questions on Edexcel GCSE Physics 7.3 Stars. Each one has a worked solution and a mark scheme showing where the marks go.