Many scientists suspect that Venus has a stronger and thicker lithosphere than Earth. If this is true, which of the following could explain it?
A) the apparent lack of plate tectonics on Venus
B) the slow rotation of Venus
C) the high surface temperature that has baked out all the liquid water from Venus's crust and mantle
D) the smaller size of Venus, which has allowed it to lose much more internal heat than Earth
Question 2
The maria on Ganymede were formed by
A) gravitational interactions with Callisto and Europa.
B) plate tectonics.
C) basalt erupting onto the surface.
D) sulfur spewed from volcanoes.
E) water erupting and spreading over the surface.
Size comparison of Earth and Uranus
Schematic of the Earth–Moon system (without a consistent scale)
The Sun is the nearest star to Earth.
Scientists (group photo)
Earth’s Revolution and Rotation: The Causes of Earth’s Seasons
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