Question 9.) Venus and mars are in the optomistic habitable zone. Group of answer choices True or False Question 10.) T

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Question 9.) Venus and mars are in the optomistic habitable
zone.
Group of answer choices True or False
Question 10.) The sun has increased in brightness by
_____ since it was formed.
Group of answer choices: 20% 27% 30% 36%
Question 11.) Mars was too small to retain its
internal heat, which in turn lead to geology stopping, outgassing
stopping, the atmosphere being depleted, and not enough pressure to
maintain liquids on the surface.
Group of answer choices: True or False
Question 12.) Which of the following is NOT something that
contributes to climate stability?
Group of answer choices:
Carbon dioxide cycle
amount of continental crust
Shape of orbit
Size and brightness of star
Question 13.) The moon is in the habitable zone.
Group of answer choices True or False