Question

Which of the following is not a reason why astronomers are able to use parallax shift to measure distances to stars?
Group of answer choices

a) Earth rotates on its axis.

b) Earth orbits the Sun.

c) Stars are at different distances from Earth.

d) Stars that are very far away from us provide a background for comparison.

Answer 1

Answer:

c) Stars are at at different distances from Earth.

Explanation:

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