Question 1

Compared to primitive meteorites,the Moon's mantle is:

Accepted Answer

A)  deficient in iron and enriched in silicates. 
B)  deficient in iron and silicates. 
C)  enriched in iron and silicates. 
D)  enriched in iron and deficient in silicates. 
A)  deficient in iron and enriched in silicates. 
B)  deficient in iron and silicates. 
C)  enriched in iron and silicates. 
D)  enriched in iron and deficient in silicates.

Question 2

A shield volcano is most likely to be associated with a(n):

Accepted Answer

A)  earthquake-active zone. 
B)  plate boundary. 
C)  mantle plume. 
D)  subduction zone. 
A)  earthquake-active zone. 
B)  plate boundary. 
C)  mantle plume. 
D)  subduction zone.

Question 3

How do the interiors of Earth and the Moon differ?

Accepted Answer

A)  The Moon has a mostly nickel core, while Earth's is mostly iron. 
B)  The Moon has a rigid mantle. 
C)  The Moon has a smaller iron core and thicker crust relative to its size. 
D)  all of the above 
A)  The Moon has a mostly nickel core, while Earth's is mostly iron. 
B)  The Moon has a rigid mantle. 
C)  The Moon has a smaller iron core and thicker crust relative to its size. 
D)  all of the above

Question 4

The figure below shows the tidal bulge of Earth generated by the Moon.What will happen in the future as a result of this configuration?

Accepted Answer

A)  Earth's tides will increase in amplitude. 
B)  Earth's days will become longer. 
C)  Earth's rotation axis will precess. 
D)  The Moon's orbit will slow down. 
A)  Earth's tides will increase in amplitude. 
B)  Earth's days will become longer. 
C)  Earth's rotation axis will precess. 
D)  The Moon's orbit will slow down.

Question 5

A planet with the same radius as Earth is just barely able to retain oxygen in its atmosphere.Another planet with an identical temperature is twice as massive as the first.What is the maximum radius of the second planet if it is also to retain oxygen in its atmosphere?

Accepted Answer

The planet's radius

Question 6

Suppose that Earth's magnetic poles were along the equator.How would that affect the aurorae,and why?

Accepted Answer

The aurorae would be much brighter.The s

Question 7

Our understanding of Earth's interior comes primarily from:

Accepted Answer

A)  deep drilling. 
B)  earthquakes. 
C)  magnetism. 
D)  volcanoes. 
A)  deep drilling. 
B)  earthquakes. 
C)  magnetism. 
D)  volcanoes.

Question 8

The wave shown in the figure below is most similar to a(n):

Accepted Answer

A)  seismic P-wave. 
B)  seismic S-wave. 
C)  electromagnetic wave. 
D)  gravitational wave. 
A)  seismic P-wave. 
B)  seismic S-wave. 
C)  electromagnetic wave. 
D)  gravitational wave.

Question 9

The oxygen in Earth's atmosphere was first created 2.3 billion years ago by:

Accepted Answer

A)  the impact of a massive comet. 
B)  photosynthesis. 
C)  the evaporation of water during a warming period. 
D)  solar radiation. 
A)  the impact of a massive comet. 
B)  photosynthesis. 
C)  the evaporation of water during a warming period. 
D)  solar radiation.

Question 10

Why are rocks on the ocean floors all younger than about 200 million years?

Accepted Answer

Hot material from the mantle reaches the

Compared to primitive meteorites,the Moon's mantle is:

A shield volcano is most likely to be associated with a(n):

How do the interiors of Earth and the Moon differ?

The figure below shows the tidal bulge of Earth generated by the Moon.What will happen in the future as a result of this configuration?

A planet with the same radius as Earth is just barely able to retain oxygen in its atmosphere.Another planet with an identical temperature is twice as massive as the first.What is the maximum radius of the second planet if it is also to retain oxygen in its atmosphere?

Suppose that Earth's magnetic poles were along the equator.How would that affect the aurorae,and why?

Our understanding of Earth's interior comes primarily from:

The wave shown in the figure below is most similar to a(n):

The oxygen in Earth's atmosphere was first created 2.3 billion years ago by:

Why are rocks on the ocean floors all younger than about 200 million years?

Getting Started: Science, astronomy, and Being Human

A Universe Made, a Universe Discovered

A Universe of Universal Laws

A Universe of Universal Laws

The Architecture and Birth of Planetary Systems

Sibling Worlds: Mercury, Venus, and Mars

Gas, ice, and Stone: the Outer Planets

Life and the Search for Habitable Worlds

The Sun As a Star

Measuring the Stars: the Main Sequence and Its Meaning

Nursery of the Stars: the Interstellar Medium and Star Formation

To the Graveyard of Stars: the End Points of Stellar Evolution

Down the Rabbit Hole: Relativity and Black Holes

Our City of Stars: the Milky Way

A Universe of Galaxies

The Cosmic Web: the Large-Scale Structure of the Universe

Cosmology

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Exam 6: Home Base: Earth and Moon

Compared to primitive meteorites,the Moon's mantle is:

A shield volcano is most likely to be associated with a(n):

How do the interiors of Earth and the Moon differ?

The figure below shows the tidal bulge of Earth generated by the Moon.What will happen in the future as a result of this configuration?

A planet with the same radius as Earth is just barely able to retain oxygen in its atmosphere.Another planet with an identical temperature is twice as massive as the first.What is the maximum radius of the second planet if it is also to retain oxygen in its atmosphere?

Suppose that Earth's magnetic poles were along the equator.How would that affect the aurorae,and why?

Our understanding of Earth's interior comes primarily from:

The wave shown in the figure below is most similar to a(n):

The oxygen in Earth's atmosphere was first created 2.3 billion years ago by:

Why are rocks on the ocean floors all younger than about 200 million years?

Getting Started: Science, astronomy, and Being Human

A Universe Made, a Universe Discovered

A Universe of Universal Laws

A Universe of Universal Laws

The Architecture and Birth of Planetary Systems

Sibling Worlds: Mercury, Venus, and Mars

Gas, ice, and Stone: the Outer Planets

Life and the Search for Habitable Worlds

The Sun As a Star

Measuring the Stars: the Main Sequence and Its Meaning

Nursery of the Stars: the Interstellar Medium and Star Formation

To the Graveyard of Stars: the End Points of Stellar Evolution

Down the Rabbit Hole: Relativity and Black Holes

Our City of Stars: the Milky Way

A Universe of Galaxies

The Cosmic Web: the Large-Scale Structure of the Universe

Cosmology

Filters