Question 1

The separation between Africa and Arabia is a(n)____________________ valley.

Accepted Answer

The answer of The separation between Africa and Arabia is...

Question 2

Which of the following is NOT one of the stages in the development of a terrestrial planet?

Accepted Answer

A) hydrogenation 
B) cratering 
C) slow surface evolution 
D) differentiation 
A) hydrogenation 
B) cratering 
C) slow surface evolution 
D) differentiation

Question 3

Which of the following is a very long and deep canyon on Mars?

Accepted Answer

A) Valles Marineris 
B) Ishtar Terra 
C) Tharsis Bulge 
D) Hellas Basin 
A) Valles Marineris 
B) Ishtar Terra 
C) Tharsis Bulge 
D) Hellas Basin

Question 4

Which of the following solar system objects is most similar to Mercury in size and appearance?

Accepted Answer

A) Mars 
B) Phobos 
C) Earth's moon 
D) Venus 
A) Mars 
B) Phobos 
C) Earth's moon 
D) Venus

Question 5

How did the four-stage history of Venus differ from that of the Earth?

Accepted Answer

The four-stage history of Venus is thoug

Question 6

Venus is very hot because its atmosphere is rich in carbon dioxide.

Accepted Answer

A) True 
 B)False

Question 7

Which sequence below shows the terrestrial worlds in the correct order from youngest to oldest average surface age?

Accepted Answer

A) Moon, Mars, Venus, Earth 
B) Earth, Mars, Venus, Moon 
C) Venus, Earth, Moon, Mars 
D) Mars, Earth, Venus, Moon 
A) Moon, Mars, Venus, Earth 
B) Earth, Mars, Venus, Moon 
C) Venus, Earth, Moon, Mars 
D) Mars, Earth, Venus, Moon

Question 8

What does the extremely large size of volcanoes on Mars indicate?

Accepted Answer

A) Mars has a much thicker crust than the Earth. 
B) Water once flowed in streams on Mars. 
C) Mars has never had a molten interior. 
D) Erosion does not occur on Mars. 
A) Mars has a much thicker crust than the Earth. 
B) Water once flowed in streams on Mars. 
C) Mars has never had a molten interior. 
D) Erosion does not occur on Mars.

Question 9

In contrast to the solid outer mantle,parts of the central regions of the Earth's interior are thought to be fluid.Which of the following supports this idea?

Accepted Answer

A) P seismic waves cannot pass through those regions. 
B) S seismic waves cannot pass through those regions. 
C) Neither P nor S seismic waves can pass through those regions. 
D) Both P and S seismic waves easily pass through those regions. 
A) P seismic waves cannot pass through those regions. 
B) S seismic waves cannot pass through those regions. 
C) Neither P nor S seismic waves can pass through those regions. 
D) Both P and S seismic waves easily pass through those regions.

Question 10

What feature of Mercury is explained by the hypothesis that the planet shrank slightly when it was young?

Accepted Answer

A) extended lava plains 
B) magnetic field 
C) long, curved cliffs 
D) regolith 
A) extended lava plains 
B) magnetic field 
C) long, curved cliffs 
D) regolith

Question 11

Volcanism can occur in a midocean rift,above a hot spot in the mantle,or where one tectonic plate slides below another.

Accepted Answer

A) True 
 B)False

Question 12

How is the greenhouse effect on Venus similar to the same effect on Earth?

Accepted Answer

The greenhouse effect on Venus is simila

Question 13

How does the condensation hypothesis describe the Moon's origin?

Accepted Answer

A) The Moon broke off from a rapidly spinning Earth. 
B) The Earth and the Moon formed from the same cloud of matter. 
C) The Moon formed elsewhere in the solar nebula and was later captured by the Earth. 
D) The Moon was formed when a very massive planetesimal smashed into the young Earth. 
A) The Moon broke off from a rapidly spinning Earth. 
B) The Earth and the Moon formed from the same cloud of matter. 
C) The Moon formed elsewhere in the solar nebula and was later captured by the Earth. 
D) The Moon was formed when a very massive planetesimal smashed into the young Earth.

Question 14

The Earth possesses few visible craters,and the Moon possesses many.Why is this?

Accepted Answer

A) because the Earth formed later than the Moon and therefore hasn't encountered as many meteoroids 
B) because the Moon's location in space makes it more likely to be hit by meteoroids 
C) because erosion and plate tectonics have removed evidence of past cratering on the Earth 
D) because the Earth has a higher average density than the Moon 
A) because the Earth formed later than the Moon and therefore hasn't encountered as many meteoroids 
B) because the Moon's location in space makes it more likely to be hit by meteoroids 
C) because erosion and plate tectonics have removed evidence of past cratering on the Earth 
D) because the Earth has a higher average density than the Moon

Question 15

What is a major difference between the Moon's near and far sides?

Accepted Answer

A) The far side has many fewer craters. 
B) The far side has many fewer maria. 
C) The far side has many more craters. 
D) The far side has many more maria. 
A) The far side has many fewer craters. 
B) The far side has many fewer maria. 
C) The far side has many more craters. 
D) The far side has many more maria.

Question 16

Why is carbon dioxide important in maintaining a greenhouse effect?

Accepted Answer

The answer of Why is carbon dioxide important in maintaining...

Question 17

Which of the following has the least effect on the speed at which a planet loses its atmosphere?

Accepted Answer

A) escape velocity (determined by mass and radius) 
B) temperature 
C) rotation period 
D) atmospheric composition 
A) escape velocity (determined by mass and radius) 
B) temperature 
C) rotation period 
D) atmospheric composition

Question 18

What is believed to be the origin of the moons of Mars?

Accepted Answer

A) They formed when a body the size of the Earth impacted with Mars early in its history. 
B) They are escaped moons of Saturn. 
C) They formed from material ejected from Olympus Mons and other large volcanoes on Mars. 
D) They are captured asteroids. 
A) They formed when a body the size of the Earth impacted with Mars early in its history. 
B) They are escaped moons of Saturn. 
C) They formed from material ejected from Olympus Mons and other large volcanoes on Mars. 
D) They are captured asteroids.

Question 19

Besides the Earth,which of the terrestrial planets and/or satellites of terrestrial planets shows evidence for the possible existence of liquid water flowing on its surface in the past?

Accepted Answer

A) Venus 
B) the Moon 
C) Phobos 
D) Mars 
A) Venus 
B) the Moon 
C) Phobos 
D) Mars

Question 20

Why must the central regions of the Earth's core be solid?

Accepted Answer

A) The pressure at the centre raises the melting point. 
B) The magnetic field cannot penetrate into the centre of the core. 
C) Convection does not extend all the way to the centre of the core. 
D) The Earth initially formed from solid particles in the solar nebula. 
A) The pressure at the centre raises the melting point. 
B) The magnetic field cannot penetrate into the centre of the core. 
C) Convection does not extend all the way to the centre of the core. 
D) The Earth initially formed from solid particles in the solar nebula.

The separation between Africa and Arabia is a(n)____________________ valley.

Which of the following is NOT one of the stages in the development of a terrestrial planet?

Which of the following is a very long and deep canyon on Mars?

Which of the following solar system objects is most similar to Mercury in size and appearance?

How did the four-stage history of Venus differ from that of the Earth?

Venus is very hot because its atmosphere is rich in carbon dioxide.

Which sequence below shows the terrestrial worlds in the correct order from youngest to oldest average surface age?

What does the extremely large size of volcanoes on Mars indicate?

In contrast to the solid outer mantle,parts of the central regions of the Earth's interior are thought to be fluid.Which of the following supports this idea?

What feature of Mercury is explained by the hypothesis that the planet shrank slightly when it was young?

Volcanism can occur in a midocean rift,above a hot spot in the mantle,or where one tectonic plate slides below another.

How is the greenhouse effect on Venus similar to the same effect on Earth?

How does the condensation hypothesis describe the Moon's origin?

The Earth possesses few visible craters,and the Moon possesses many.Why is this?

What is a major difference between the Moon's near and far sides?

Why is carbon dioxide important in maintaining a greenhouse effect?

Which of the following has the least effect on the speed at which a planet loses its atmosphere?

What is believed to be the origin of the moons of Mars?

Besides the Earth,which of the terrestrial planets and/or satellites of terrestrial planets shows evidence for the possible existence of liquid water flowing on its surface in the past?

Why must the central regions of the Earth's core be solid?

The Scale of the Cosmos

User's Guide to the Sky

The Origin of Modern Astronomy

Astronomical Telescopes and Instruments

Sun Light and Sun Atoms

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

The Origin of the Solar System

Comparative Planetology of the Jovian Planets

Life on Other Worlds

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Exam 13: Comparative Planetology of the Terrestrial Planets

The separation between Africa and Arabia is a(n)____________________ valley.

Which of the following is NOT one of the stages in the development of a terrestrial planet?

Which of the following is a very long and deep canyon on Mars?

Which of the following solar system objects is most similar to Mercury in size and appearance?

How did the four-stage history of Venus differ from that of the Earth?

Venus is very hot because its atmosphere is rich in carbon dioxide.

Which sequence below shows the terrestrial worlds in the correct order from youngest to oldest average surface age?

What does the extremely large size of volcanoes on Mars indicate?

In contrast to the solid outer mantle,parts of the central regions of the Earth's interior are thought to be fluid.Which of the following supports this idea?

What feature of Mercury is explained by the hypothesis that the planet shrank slightly when it was young?

Volcanism can occur in a midocean rift,above a hot spot in the mantle,or where one tectonic plate slides below another.

How is the greenhouse effect on Venus similar to the same effect on Earth?

How does the condensation hypothesis describe the Moon's origin?

The Earth possesses few visible craters,and the Moon possesses many.Why is this?

What is a major difference between the Moon's near and far sides?

Why is carbon dioxide important in maintaining a greenhouse effect?

Which of the following has the least effect on the speed at which a planet loses its atmosphere?

What is believed to be the origin of the moons of Mars?

Besides the Earth,which of the terrestrial planets and/or satellites of terrestrial planets shows evidence for the possible existence of liquid water flowing on its surface in the past?

Why must the central regions of the Earth's core be solid?

The Scale of the Cosmos

User's Guide to the Sky

The Origin of Modern Astronomy

Astronomical Telescopes and Instruments

Sun Light and Sun Atoms

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

The Origin of the Solar System

Comparative Planetology of the Jovian Planets

Life on Other Worlds

Filters