Physics 0625: SPACE PHYSICS Topical Past Paper Questions
Cambridge IGCSE Physics (0625) past-paper questions on SPACE PHYSICS, free. This topic is regularly examined across 26 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
(a) The Sun is an example of a stable star. Describe the process that releases energy in the Sun. [3] (b) Complete the sentence about energy transferred from the Sun. The Sun radiates most of its energy in the infrared, visible and regions of the spectrum. (c) The Sun produces so…
(a) Sketch a diagram to show the orbital path of a comet around the Sun. Mark the position of the Sun on your diagram using an S. (b) Draw a cross on your diagram to show where the comet is travelling with the slowest speed. Label the cross L. [1] (c) Explain why the speed of a c…
(a) State the condition required for a protostar to become a stable star. [1] (b) (i) Define the Hubble constant. [2] (ii) The current estimate for the Hubble constant is $ 2.2 \times 10^{-18} $ per second. State the equation which gives an estimate for the age of the Universe. […
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