The Moon has radius RMoon = 1.7 x 106 m and has an angular width on the sky of 1/2° (8.7 x 10-3 radians). a.) Use this information to find the distance from Earth to the Moon. b.) Convert this answer to lightseconds. (Hint: 1 light year is 9.5-10¹5 m). c.) How far from the Earth would a ball 400x as wide as the Moon have to be placed for the Moon to just block out the ball? d.) Convert this to light minutes.
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