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34.1 Exercise 30

Avg difficulty 2.5

Distances to the nearest stars (up to 500 ly away) can be measured by a technique called parallax, as shown in the figure. What are the angles θ1\theta_{1} and θ2\theta_{2} relative to the plane of the Earth’s orbit for a star 4.0 ly directly above the Sun?

OpenStax College Physics 2e, 34.1 Cosmology and Particle Physics, exercise 30

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.