Question 1

During which stage of planetary development did the lunar maria form?

Accepted Answer

A)  cratering 
B)  differentiation 
C)  flooding 
D)  tectonic plate movement 
E)  slow surface evolution 
A)  cratering 
B)  differentiation 
C)  flooding 
D)  tectonic plate movement 
E)  slow surface evolution C

Question 2

Mercury is more than 60 percent denser than the Moon.

Accepted Answer

A) True 
 B)False  True

Question 3

Match between columns
                        Premises: Fra Mauro
Oceanus Procellarum
Descartes region
Mare Tranquillitatis
Never reached the Moon and had to return to Earth.
Taurus-Littrow region
Hadley Rille

Accepted Answer

The Answer of 13 and 14 and 11 and 12 is...

Question 4

Which is the oldest geological feature of Mercury?

Accepted Answer

A)  smooth plains 
B)  jumbled terrain 
C)  intercrater plains 
D)  lobate scarps 
E)  rilles 
A)  smooth plains 
B)  jumbled terrain 
C)  intercrater plains 
D)  lobate scarps 
E)  rilles

Question 5

Briefly describe Mercury's geological history through the four steps of planetary development.

Accepted Answer

differentiation: Mercury is surprisingly

Question 6

Aside from Earth, the lunar maria is the only place in the Solar System with liquid water.

Accepted Answer

A) True 
 B)False

Question 7

Explain Mercury's peculiar rotation and revolution. How is it different than most other planets?

Accepted Answer

Mercury is tidally coupled to the Sun bu

Question 8

Because of the _______________, atoms in Mercury's atmosphere just bounce around and eventually disappear into space.

Accepted Answer

The answer of Because of the _______________, atoms in Mercury's...

Question 9

The Moon's core does not contain much iron, so it cannot produce a dynamo effect.

Accepted Answer

A) True 
 B)False

Question 10

Mercury may have ice trapped in the crater floors near the planet's north pole.

Accepted Answer

A) True 
 B)False

Question 11

In larger craters, the deformation of the rock can form one or more concentric inner rings with the outer rim, producing _____.

Accepted Answer

A)  ejecta blanket 
B)  maria 
C)  sinuous rilles 
D)  central peak 
E)  multiringed basin 
A)  ejecta blanket 
B)  maria 
C)  sinuous rilles 
D)  central peak 
E)  multiringed basin

Question 12

Most of the craters on the Moon are relatively young.

Accepted Answer

A) True 
 B)False

Question 13

Which characteristic is NOT shared by the Moon and Mercury?

Accepted Answer

A)  heavily cratered surface 
B)  negligible atmosphere 
C)  rotations altered by tides 
D)  dense metallic core 
E)  geologically inactive 
A)  heavily cratered surface 
B)  negligible atmosphere 
C)  rotations altered by tides 
D)  dense metallic core 
E)  geologically inactive

Question 14

The lunar rocks brought back by the Apollo astronauts contained a surprisingly large amount of water.

Accepted Answer

A) True 
 B)False

Question 15

What formed the lunar maria?

Accepted Answer

A)  ancient lava flows 
B)  Earth-Moon collision 
C)  volcanic eruptions 
D)  erosion 
E)  tectonic plate movement 
A)  ancient lava flows 
B)  Earth-Moon collision 
C)  volcanic eruptions 
D)  erosion 
E)  tectonic plate movement

Question 16

What is the largest impact crater on Mercury?

Accepted Answer

A)  Caloris Basin 
B)  Aitken Basin 
C)  Mare Crisium 
D)  Mare Imbrium 
E)  Mare Tranquillitatis 
A)  Caloris Basin 
B)  Aitken Basin 
C)  Mare Crisium 
D)  Mare Imbrium 
E)  Mare Tranquillitatis

Question 17

Tidal coupling has enabled some astronomical bodies, such as the Moon and Mercury, to achieve a rational ratio between rotation and revolution, known as a __________.

Accepted Answer

resonance,

Question 18

What is the dominant feature of the lunar surface?

Accepted Answer

A)  mountains 
B)  rilles 
C)  craters 
D)  lobate scarps 
E)  lava tubes 
A)  mountains 
B)  rilles 
C)  craters 
D)  lobate scarps 
E)  lava tubes

Question 19

What may have caused Mercury to have a large metallic core and a relatively thin crust?

Accepted Answer

A)  a large impact 
B)  tidal coupling with the Sun 
C)  solar wind clearing the nebula 
D)  a slow orbital period 
E)  a long period of flooding 
A)  a large impact 
B)  tidal coupling with the Sun 
C)  solar wind clearing the nebula 
D)  a slow orbital period 
E)  a long period of flooding

Question 20

What was the purpose of the LCROSS mission?

Accepted Answer

A)  To determine if lava still flowed beneath the crust 
B)  To generate an altitude map of the Moon's surface 
C)  To photograph geological features of the Moon 
D)  To photograph geological features of the Moon. 
E)  To determine if there is water ice buried in soil of the Moon's south pole 
A)  To determine if lava still flowed beneath the crust 
B)  To generate an altitude map of the Moon's surface 
C)  To photograph geological features of the Moon 
D)  To photograph geological features of the Moon. 
E)  To determine if there is water ice buried in soil of the Moon's south pole

During which stage of planetary development did the lunar maria form?

Mercury is more than 60 percent denser than the Moon.

Which is the oldest geological feature of Mercury?

Briefly describe Mercury's geological history through the four steps of planetary development.

Aside from Earth, the lunar maria is the only place in the Solar System with liquid water.

Explain Mercury's peculiar rotation and revolution. How is it different than most other planets?

Because of the _______________, atoms in Mercury's atmosphere just bounce around and eventually disappear into space.

The Moon's core does not contain much iron, so it cannot produce a dynamo effect.

Mercury may have ice trapped in the crater floors near the planet's north pole.

In larger craters, the deformation of the rock can form one or more concentric inner rings with the outer rim, producing _____.

Most of the craters on the Moon are relatively young.

Which characteristic is NOT shared by the Moon and Mercury?

The lunar rocks brought back by the Apollo astronauts contained a surprisingly large amount of water.

What formed the lunar maria?

What is the largest impact crater on Mercury?

Tidal coupling has enabled some astronomical bodies, such as the Moon and Mercury, to achieve a rational ratio between rotation and revolution, known as a __________.

What is the dominant feature of the lunar surface?

What may have caused Mercury to have a large metallic core and a relatively thin crust?

What was the purpose of the LCROSS mission?

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A User S Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology: Life on Other Worlds

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Exam 12: The Moon and Mercury: Comparing Airless Worlds

During which stage of planetary development did the lunar maria form?

Mercury is more than 60 percent denser than the Moon.

Which is the oldest geological feature of Mercury?

Briefly describe Mercury's geological history through the four steps of planetary development.

Aside from Earth, the lunar maria is the only place in the Solar System with liquid water.

Explain Mercury's peculiar rotation and revolution. How is it different than most other planets?

Because of the _______________, atoms in Mercury's atmosphere just bounce around and eventually disappear into space.

The Moon's core does not contain much iron, so it cannot produce a dynamo effect.

Mercury may have ice trapped in the crater floors near the planet's north pole.

In larger craters, the deformation of the rock can form one or more concentric inner rings with the outer rim, producing _____.

Most of the craters on the Moon are relatively young.

Which characteristic is NOT shared by the Moon and Mercury?

The lunar rocks brought back by the Apollo astronauts contained a surprisingly large amount of water.

What formed the lunar maria?

What is the largest impact crater on Mercury?

Tidal coupling has enabled some astronomical bodies, such as the Moon and Mercury, to achieve a rational ratio between rotation and revolution, known as a __________.

What is the dominant feature of the lunar surface?

What may have caused Mercury to have a large metallic core and a relatively thin crust?

What was the purpose of the LCROSS mission?

Here and Now

A User S Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology: Life on Other Worlds

Filters