Physics, 06.11.2019 22:31, mfkinnatz

Why are stars so important to life on earth?
a) black holes create gravity needed to keep earth in orbit
b) super nova's spread heavy elements throughout the universe
c) red dwarfs provide light at night so we can see
d) brown dwarfs provide soil and atmosphere for planets

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Why are stars so important to life on earth?
a) black holes create gravity needed to keep eart...