Subsection 6.2.2. Stars for Physics, IGCSE - revisedeck

6.2.2. Stars

A subsection of Physics, 0625, through 6. Space physics

Listing 10 of 15 questions

Complete the sentences about the life cycle of stars. Protostars are formed from A protostar becomes a stable star when is balanced by The initial fuel used to power nuclear reactions in stars is Stars that are approximately the same size as the Sun become red giant stars which then form a with a white dwarf star at its centre.

0625_w23_qp_42

THEORY

2023

Paper 4, Variant 2

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Which row describes the Sun and the Milky Way?

0625_w24_qp_11

MCQ

2024

Paper 1, Variant 1

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Which statement about the Milky Way galaxy is correct?

0625_w24_qp_12

MCQ

2024

Paper 1, Variant 2

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Stars more massive than the Sun can eventually form black holes. Describe how a black hole can be formed from a more massive star. The star system V404 Cygni contains a black hole. The system is approximately 7800 light‑years from the Earth. Describe what is meant by a light‑year. Calculate the approximate distance from V404 Cygni to the Earth in km. distance = km

0625_w24_qp_43

THEORY

2024

Paper 4, Variant 3

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Which stages in the life cycle of a star are listed in the order that they occur?

0625_s23_qp_21

MCQ

2023

Paper 2, Variant 1

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Questions Discovered

15