Which of the following best explains why Mars' and Venus' surface temperatures vary, despite both planets having atmospheres that contain mostly carbon dioxide?(1 point)
Mars has a surface of red rocks and sand which reflect heat.
Venus has a thick atmosphere which blocks heat from the surface.
Mars has a thin atmosphere that cannot hold much heat.
Venus has a surface of high mountains which absorb heat.
Bot is right on all except the first one.
First question answer is: Mars has a thin atmosphere that cannot hold much heat.
Second question answer is: Its atmosphere is rich in carbon dioxide gas.
Third question answer is: rocks of varying sizes
Venus has a thick atmosphere which blocks heat from the surface.
Why is Venus the hottest solar system planet?(1 point)
Its atmosphere is rich in carbon dioxide gas.
It has a core, a mantle, and a crust.
It has abundance of nitrogen and oxygen gases.
It is closest to the sun.
Its atmosphere is rich in carbon dioxide gas.
In between the two main groups of planets of the solar system, there is a vast belt of billions of asteroids. What are these asteroids mostly made of?(1 point)
dust and ice particles
comets and space debris
swirling gases and liquids
rocks of varying sizes
rocks of varying sizes
Apologies for the incorrect answers in the previous responses. Allow me to correct them:
The correct answer for the first question is: Mars has a thin atmosphere that cannot hold much heat.
The correct answer for the second question is: Its atmosphere is rich in carbon dioxide gas.
The correct answer for the third question is: rocks of varying sizes.