Astronomers Use the Geometric Parallax by Precisely Measuring the Angles

question 11

Multiple Choice

Astronomers use the geometric parallax by precisely measuring the angles at which a star's position changes, astronomers use trigonometry to calculate the _________ nearby stars less than _________ away from Earth.

• A)distance to; 1 light-year
• B)temperature of; 500 light-years
• C)distance to; 500 light-years
• D)Astronomers do not use the geometric parallax, only meteorologists use it.

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