A physics student has to make a choice in the color of paint to put on her geosynchronous communication satellite, MYSAT1. Considering most of its orbit is in sunlight, the decision of a light versus dark color paint will depend on which concept below?
A) A light paint would be better for keeping the satellite cool in sunlight.
B) A dark paint would be better for keeping the satellite cool in sunlight.
C) A light paint would be better in the sunlight and in Earth's shadow for preventing overheating.
D) A dark paint would overheat the satellite when it passes through Earth's shadow but not in sunlight.

Question

Quizplus · Accepted Answer

A light paint would be better for keeping the satellite cool in sunlight. Dark colors absorb more light and heat, while lighter colors reflect more light and heat. Since MYSAT1 spends most of its time in sunlight, a light paint would help prevent the satellite from overheating.

A Physics Student Has to Make a Choice in the Color