CAIE IGCSE Physics 6.2.3.10 Current Estimate for H0 Is 2 2 10 18 Questions

Use this IGCSE Physics objective to use the current estimate for the Hubble constant, 2.2 × 10–18 s–1, supported by examined Paper 4 questions and mark schemes.

Exam points

Use the current estimate for the Hubble constant, 2.2 × 10–18 s–1.

[Maximum number: 1]

A galaxy is approximately $1.2 \times 10^{26} \mathrm{~m}$ from the Earth.

State the current estimate for the Hubble constant $H_{0}$ .

H_{0}=

( $H_{0}=$ ) $2.2 \times 10^{-18}$ per second

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CAIE IGCSE Physics 6.2.3.10 Current Estimate for H0 Is 2 2 10 18 Questions question 1