AST 220 Chapter 6 Exam Questions with
Correct Answers 100% Verified
Which statement is true of Venus' surface? There are two continent sized uplands
Valles Marineris is the most striking example of a rift valley
The deepest depression found on the surface of Mars is the Hellas Basin
We have not yet found meteoroids and meteorites derived from Venus
The name of the NASA mission(s) that landed on Mars in 1976 was Viking I and II
What is true of Mars? Iron oxide on the surface is responsible for its reddish color
That the Tharsis region on Mars has so few craters suggests it is the youngest region on
the planet
The largest difference between Mars' northern and southern hemispheres is that the
southern appears older, with more impact craters
, The presence of a Mercurian magnetic field surprised the planetary scientists on the Mariner 10
team because the dynamo theory predicted that Mercury was spinning to slowly for one
Much of the water on Mars is thought to be in a layer of permafrost just below the surface
Of all the planets know in antiquity, _____ is the hardest to observe visually. Mercury
Compared to the orbits of Venus and Earth, the orbits of both Mercury and Mars have much
_____ eccentricity. Higher
The only two planets which can transit the Sun are _____ Mercury and Venus
The Sun's tidal pull has slowed Mercury's rotation down to a period _____ that of its year.
Slower
The direction of the rotation of Venus is exceptional because it is in a _____ direction.
retrograde
The planet which shows us the widest range of surface temperatures between day and night is
_____. Mercury
Of all the planets, the axial tilt and rotational period of _____ is most like our own. Mars
Correct Answers 100% Verified
Which statement is true of Venus' surface? There are two continent sized uplands
Valles Marineris is the most striking example of a rift valley
The deepest depression found on the surface of Mars is the Hellas Basin
We have not yet found meteoroids and meteorites derived from Venus
The name of the NASA mission(s) that landed on Mars in 1976 was Viking I and II
What is true of Mars? Iron oxide on the surface is responsible for its reddish color
That the Tharsis region on Mars has so few craters suggests it is the youngest region on
the planet
The largest difference between Mars' northern and southern hemispheres is that the
southern appears older, with more impact craters
, The presence of a Mercurian magnetic field surprised the planetary scientists on the Mariner 10
team because the dynamo theory predicted that Mercury was spinning to slowly for one
Much of the water on Mars is thought to be in a layer of permafrost just below the surface
Of all the planets know in antiquity, _____ is the hardest to observe visually. Mercury
Compared to the orbits of Venus and Earth, the orbits of both Mercury and Mars have much
_____ eccentricity. Higher
The only two planets which can transit the Sun are _____ Mercury and Venus
The Sun's tidal pull has slowed Mercury's rotation down to a period _____ that of its year.
Slower
The direction of the rotation of Venus is exceptional because it is in a _____ direction.
retrograde
The planet which shows us the widest range of surface temperatures between day and night is
_____. Mercury
Of all the planets, the axial tilt and rotational period of _____ is most like our own. Mars
