Question 1

Mars probably has a large solid core surrounded by a thin shell of liquid core material in which the _______________ is unable to generate a magnetic field.

Accepted Answer

dynamo effect

Question 2

The excess deuterium in Venus' atmosphere indicates that Venus currently has substantial amounts of water on its surface.

Accepted Answer

A) True 
 B)False  False

Question 3

_______________ is a network of canyons 4000km long and up to 600km wide on the surface of Mars.

Accepted Answer

Valles Marineris

Question 4

Excess atmospheric _______________ indicates that Venus once had substantial amounts of water on its surface.

Accepted Answer

The answer of Excess atmospheric _______________ indicates that Venus once...

Question 5

What is significant about Olympus Mons?

Accepted Answer

A)  It is the only impact crater remaining on Mars. 
B)  It is the largest crater in the Solar System. 
C)  It is the largest volcano on Venus. 
D)  It is the only composite volcano on Mars. 
E)  It is the largest volcano in the Solar System. 
A)  It is the only impact crater remaining on Mars. 
B)  It is the largest crater in the Solar System. 
C)  It is the largest volcano on Venus. 
D)  It is the only composite volcano on Mars. 
E)  It is the largest volcano in the Solar System.

Question 6

Describe the surface features of Venus. If the atmosphere is so thick and the planet is so hot, how do we know about these surface features on Venus?

Accepted Answer

Most of the surface of Venus consists of

Question 7

What are the three periods of Mars's planetary history?

Accepted Answer

Noachian,

Question 8

Why are volcanoes so large on Venus and on Mars?

Accepted Answer

Volcanoes have grown very larg

Question 9

Why do scientists believe Venus lacks plate tectonics?

Accepted Answer

True plate tectonics are apparently not

Question 10

Match between columns
                        Premises: has an atmosphere with 96 percent CO S1U1B1 2 S1U1B0
contains surface temperatures ranging from -140 S1U1P1 o S1S1P0 C to 15 S1U1P1 o S1S1P0 C
possesses largest volcano in the Solar System
has found water ice beneath its surface with robotic missions
has a large, dense core
displays retrograde rotation
has a surface covered with a reddish soil
is still evolving and geologically active
possesses a relatively "young" crust
possesses the longest lava flow channel in the Solar System

Accepted Answer

The Answer of Mars and Venus is...

Question 11

What keeps the surface temperatures constant all over Venus?

Accepted Answer

A)  a high level of deuterium within its atmosphere 
B)  a thick layer of water vapor just above the surface 
C)  a greenhouse effect holding in the heat 
D)  a slow, retrograde rotation on its axis 
E)  a thick atmosphere and high winds carry heat efficiently 
A)  a high level of deuterium within its atmosphere 
B)  a thick layer of water vapor just above the surface 
C)  a greenhouse effect holding in the heat 
D)  a slow, retrograde rotation on its axis 
E)  a thick atmosphere and high winds carry heat efficiently

Question 12

Studies have shown that the ice located in the south pole of Mars is mostly ____.

Accepted Answer

A)  H2O 
B)  NO2 
C)  CO2 
D)  O2 
E)  FeO2 
A)  H2O 
B)  NO2 
C)  CO2 
D)  O2 
E)  FeO2

Question 13

Why are there no small craters on the surface of Venus?

Accepted Answer

A)  The thick atmosphere protects the surface from small meteorites. 
B)  Old surfaces have been subducted by convection currents. 
C)  Venus formed after the heavy bombardment period. 
D)  Weathering and erosion removed all craters. 
E)  Shield volcanoes prevent small craters to remain on exist on the surface. 
A)  The thick atmosphere protects the surface from small meteorites. 
B)  Old surfaces have been subducted by convection currents. 
C)  Venus formed after the heavy bombardment period. 
D)  Weathering and erosion removed all craters. 
E)  Shield volcanoes prevent small craters to remain on exist on the surface.

Question 14

How did the Martian soil become so heavily oxidized, giving it the reddish hue?

Accepted Answer

The reddish color of

Question 15

The two moons of Mars are captured _______________.

Accepted Answer

The answer of The two moons of Mars are captured...

Question 16

Venus has a significant magnetic field.

Accepted Answer

A) True 
 B)False

Question 17

How did Mars get its two moons?

Accepted Answer

A)  Mars captured asteroids from the asteroid belt. 
B)  Mars suffered a catastrophic meteor impact, breaking a piece off the planet. 
C)  Mars had planetary bodies near it when the solar wind blew out the nebula. 
D)  Mars collided and fused with another planet leaving two remnants behind. 
E)  Mars captured comets from the Kuiper belt. 
A)  Mars captured asteroids from the asteroid belt. 
B)  Mars suffered a catastrophic meteor impact, breaking a piece off the planet. 
C)  Mars had planetary bodies near it when the solar wind blew out the nebula. 
D)  Mars collided and fused with another planet leaving two remnants behind. 
E)  Mars captured comets from the Kuiper belt.

Question 18

Signs of cratering dominate the surface of Venus.

Accepted Answer

A) True 
 B)False

Question 19

What is Olympus Mons and where is it found?

Accepted Answer

A)  a crater on our Moon 
B)  a volcano on the planet Mars 
C)  a sinuous rille on Venus 
D)  a caldera on the planet Venus 
E)  a lobate scarp on Mars 
A)  a crater on our Moon 
B)  a volcano on the planet Mars 
C)  a sinuous rille on Venus 
D)  a caldera on the planet Venus 
E)  a lobate scarp on Mars

Question 20

The air on Mars is 95% nitrogen and argon

Accepted Answer

A) True 
 B)False

Exam 22: Venus and Mars

Mars probably has a large solid core surrounded by a thin shell of liquid core material in which the _______________ is unable to generate a magnetic field.

The excess deuterium in Venus' atmosphere indicates that Venus currently has substantial amounts of water on its surface.

_______________ is a network of canyons 4000km long and up to 600km wide on the surface of Mars.

Excess atmospheric _______________ indicates that Venus once had substantial amounts of water on its surface.

What is significant about Olympus Mons?

Describe the surface features of Venus. If the atmosphere is so thick and the planet is so hot, how do we know about these surface features on Venus?

What are the three periods of Mars's planetary history?

Why are volcanoes so large on Venus and on Mars?

Why do scientists believe Venus lacks plate tectonics?

What keeps the surface temperatures constant all over Venus?

Studies have shown that the ice located in the south pole of Mars is mostly ____.

Why are there no small craters on the surface of Venus?

How did the Martian soil become so heavily oxidized, giving it the reddish hue?

The two moons of Mars are captured _______________.

Venus has a significant magnetic field.

How did Mars get its two moons?

Signs of cratering dominate the surface of Venus.

What is Olympus Mons and where is it found?

The air on Mars is 95% nitrogen and argon

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