Planets Review: Question Preview (ID: 7399)

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Which of the following planets is most similar to our Earth?
a) Mercury
b) Mars
c) Jupiter
d) Pluto

Which of the following is the hottest planet in our solar system?
a) Mercury
b) Venus
c) Mars
d) Jupiter

On which of the following planets have scientists found evidence of water?
a) Venus
b) Jupiter
c) Mars
d) Mercury

Which of the following is the most important thing to look for when searching for life on other planets?
a) The distance the planet is from the sun
b) The average surface temperature of the planet
c) Whether the planet has an atmosphere
d) Whether the planet has liquid water

Mercury is the closest planet to the sun, why is Venus hotter than Mercury?
a) Mercury doesn't have an atmosphere
b) Mercury has craters
c) Venus has stronger gravity
d) Venus is bigger

Which of the following is not considered a regular planet anymore?
a) Neptune
b) Jupiter
c) Uranus
d) Pluto

What does Earth have that other planets do not have that allows it to support life?
a) A protective atmosphere and liquid water
b) Tectonic plates that move the land around
c) A tilted axis that allows the Earth to have four seasons
d) Carbon dioxide that plants can change into oxygen

Which of the following planets is the largest Planet in the solar system?
a) Mars
b) Earth
c) Jupiter
d) The Sun

Which of the following moons of Jupiter do scientists believe has liquid water?
a) Io
b) Ganymede
c) Europa
d) Callisto

Which of the following gases in our atmosphere is the most important to sustaining life?
a) Oxygen
b) Nitrogen
c) Carbon Dioxide
d) Argon

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