Subsection 6.2. Stars and the Universe for Physics, IGCSE - revisedeck

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6.2. Stars and the Universe

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

Listing 10 of 66 questions

The Sun has a mass of 2.0 × 1030 kg. Which element accounts for most of this mass?

0625_m23_qp_12

MCQ

2023

Paper 1, Variant 2

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The nearest star to the Sun is Proxima Centauri at a distance of 4.2 light years. Which statements are correct?

0625_m23_qp_12

MCQ

2023

Paper 1, Variant 2

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The energy generated in stable stars comes from nuclear reactions. Which type of reaction occurs in the Sun?

0625_m23_qp_22

MCQ

2023

Paper 2, Variant 2

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Which row shows the most common elements in the Sun and the regions of the electromagnetic spectrum in which most of the Sun’s energy is radiated?

0625_m24_qp_12

MCQ

2024

Paper 1, Variant 2

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The Sun radiates most of its energy in three regions of the electromagnetic spectrum. In the pie chart, region 1 is infrared radiation and region 2 is visible radiation. What is region 3?

0625_m24_qp_22

MCQ

2024

Paper 2, Variant 2

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Nuclear reactions in the Sun release large quantities of energy. Which statement about this process is correct?

0625_m24_qp_22

MCQ

2024

Paper 2, Variant 2

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Which form of energy do we receive directly from the Sun?

0625_s06_qp_1

MCQ

2006

Paper 1, Variant 0

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The Sun consists mostly of two elements. What are these two elements?

0625_s23_qp_11

MCQ

2023

Paper 1, Variant 1

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The graph shows the energy radiated by the Sun at different wavelengths. Most of the energy is radiated in just three parts of the electromagnetic spectrum, labelled P, Q and R. energy radiated wavelength P Q R Which parts of the electromagnetic spectrum are P and R?

0625_s23_qp_12

MCQ

2023

Paper 1, Variant 2

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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

66