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10 terms

Mr. Giatras Astronomy Inner Planets

All questions are which inner planet etc.except #10
STUDY
PLAY
Has no atmosphere?
Mercury
Is orbited by two moons?
Mars
Has retrograde rotation?
Venus
Is 150,000,000 km away from the sun?
Earth
Has a year shorter then a day?
Venus
Is covered in Iron oxide?
Mars
List one attribute of the moon.
1/4 the diameter of earth, very large compared to earth for a moon, heavily cratered, gravity is 1/6 that of earth, no atmosphere
List a second attribute of the moon.
same as #7
List an attribute of all the inner planets.
rocky, higher surface temp. or density, smaller than outer planets, thinner atmosphere than outer planets
Which is the outer planet that is closest to the sun?
Jupiter