page 08 9. The redshift of a distant galaxy is 0·014. According to Hubble’s law, the distance of the galaxy from Earth is A 9·66 × 10-12 m B 1·83 × 1024 m C 1·30 × 1026 m D 9·32 × 1027 m E 6·33 × 1039 m. 10. A student makes the following statements about the Universe. I The force due to gravity acts against the expansion of the Universe. II Measurements show the rate of expansion of the Universe is increasing. III The mass of a galaxy can be estimated by the orbital speed of the stars within the galaxy. Which of these statements is/are correct? A I only B II only C III only D I and II only E I, II and III
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Exam Specification Info
This question is part of the UK A-Level Physics syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.
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