Question 1

Where did water possibly form before it formed on Earth's surface?

Accepted Answer

A)  close to the core 
B)  the outer solar system 
C)  the inner solar system near the Sun 
D)  on the Moon 
A)  close to the core 
B)  the outer solar system 
C)  the inner solar system near the Sun 
D)  on the Moon B

Question 2

What is the role of water in the asthenosphere?

Accepted Answer

A)  It forms underground lakes and rivers. 
B)  It composes part of many rock-forming minerals. 
C)  It induces the melting of rocks. 
D)  It acts as a solvent to dissolve rocks. 
A)  It forms underground lakes and rivers. 
B)  It composes part of many rock-forming minerals. 
C)  It induces the melting of rocks. 
D)  It acts as a solvent to dissolve rocks. C

Question 3

Which statement about solar wind is false?

Accepted Answer

A)  Solar wind is created by fast-moving protons and electrons. 
B)  Solar wind is caused by heat in the Sun. 
C)  Solar wind includes periodic blasts of air. 
D)  Our Sun's solar winds are less intense now than in its early history. 
A)  Solar wind is created by fast-moving protons and electrons. 
B)  Solar wind is caused by heat in the Sun. 
C)  Solar wind includes periodic blasts of air. 
D)  Our Sun's solar winds are less intense now than in its early history. C

Question 4

Under the physical influence of gravity, the heavy, dense iron sank to form the core, leaving the less dense silicates to form the mantle.

Accepted Answer

A) True 
 B)False

Question 5

Determination of the origin of continental crust is more complicated than determining the origin of oceanic crust.

Accepted Answer

A) True 
 B)False

Question 6

A planet is a celestial body that

Accepted Answer

A)  orbits the sun. 
B)  has sufficient mass and therefore gravitational pull to form into a nearly spherical shape. 
C)  cleared all other objects from the neighborhood of its orbit. 
D)  All of the above are correct. 
A)  orbits the sun. 
B)  has sufficient mass and therefore gravitational pull to form into a nearly spherical shape. 
C)  cleared all other objects from the neighborhood of its orbit. 
D)  All of the above are correct.

Question 7

How did the hydrosphere and atmosphere form?

Accepted Answer

Two contrasting hypotheses explain the o

Question 8

Most meteorites originate in the

Accepted Answer

A)  Kuiper belt. 
B)  Astroid belt. 
C)  Halley's comet. 
D)  Sun. 
A)  Kuiper belt. 
B)  Astroid belt. 
C)  Halley's comet. 
D)  Sun.

Question 9

What is the purpose of planetary accretion gravity?

Accepted Answer

A)  holds satellites in the gravity of Earth 
B)  pulls small particles, such as dust and debris, into larger objects 
C)  pulls the mass of the nebular disk to its center 
D)  binds particles together by hydrogen bonding 
A)  holds satellites in the gravity of Earth 
B)  pulls small particles, such as dust and debris, into larger objects 
C)  pulls the mass of the nebular disk to its center 
D)  binds particles together by hydrogen bonding

Question 10

Which of the following is a good analogy for planetesimal growth?

Accepted Answer

A)  rolling a snowball on the ground to build a snowman 
B)  melting of a snowman on a warm sunny day 
C)  getting your tongue stuck on a frozen pipe 
D)  throwing a snowball through a heavy blizzard of snowflakes 
A)  rolling a snowball on the ground to build a snowman 
B)  melting of a snowman on a warm sunny day 
C)  getting your tongue stuck on a frozen pipe 
D)  throwing a snowball through a heavy blizzard of snowflakes

Question 11

Which of the following must have occurred in order for the inner planets to grow?

Accepted Answer

A)  explosions in the Sun 
B)  solar wind blasted gases out of the nebula 
C)  temperatures cooled throughout the nebula 
D)  dust was delivered to the nebula by asteroids and meteors 
A)  explosions in the Sun 
B)  solar wind blasted gases out of the nebula 
C)  temperatures cooled throughout the nebula 
D)  dust was delivered to the nebula by asteroids and meteors

Question 12

How much of the water on Earth do scientists think was delivered by comets?

Accepted Answer

A)  none 
B)  a minor amount 
C)  a major amount 
D)  all of it 
A)  none 
B)  a minor amount 
C)  a major amount 
D)  all of it

Question 13

Which piece of evidence does not point to the accretion of a wet Earth?

Accepted Answer

A)  meteor water ratio compared to Earth rocks 
B)  Moon rocks compared to Earth rocks 
C)  zircon crystals in granite 
D)  craters on the Moon 
A)  meteor water ratio compared to Earth rocks 
B)  Moon rocks compared to Earth rocks 
C)  zircon crystals in granite 
D)  craters on the Moon

Question 14

What is defined here? "A larger cluster of irregularly shaped, rocky planetesimals form an orbiting belt between Mars and Jupiter."

Accepted Answer

A)  comets 
B)  meteors 
C)  asteroids 
D)  meteorites 
A)  comets 
B)  meteors 
C)  asteroids 
D)  meteorites

Question 15

Which of the following are the correct inner planets?

Accepted Answer

A)  Mercury, Venus, Earth, Mars 
B)  Earth, Mars, Jupiter, Saturn 
C)  Jupiter, Saturn, Uranus, Neptune 
D)  Mercury, Earth, Saturn, Neptune 
A)  Mercury, Venus, Earth, Mars 
B)  Earth, Mars, Jupiter, Saturn 
C)  Jupiter, Saturn, Uranus, Neptune 
D)  Mercury, Earth, Saturn, Neptune

Question 16

The oldest grain of sand found and dated is made of

Accepted Answer

A)  zircon. 
B)  diamond. 
C)  peridotite. 
D)  basalt. 
A)  zircon. 
B)  diamond. 
C)  peridotite. 
D)  basalt.

Question 17

A solar wind is not moving air but is fast-moving protons and electrons blasting outward from a star.

Accepted Answer

A) True 
 B)False

Question 18

Comets are comparable to

Accepted Answer

A)  mantle inclusions. 
B)  Earth's core. 
C)  igneous rocks. 
D)  dirty snowballs. 
A)  mantle inclusions. 
B)  Earth's core. 
C)  igneous rocks. 
D)  dirty snowballs.

Question 19

What evidence did the Hubble Space Telescope provide to support the nebular theory of solar system formation?

Accepted Answer

A)  proof of the spinning of our solar system 
B)  proof of the expansion of our solar system 
C)  pictures of other spinning stars 
D)  pictures of other stars with dust and gas 
A)  proof of the spinning of our solar system 
B)  proof of the expansion of our solar system 
C)  pictures of other spinning stars 
D)  pictures of other stars with dust and gas

Question 20

Read carefully through the paragraph below, and decide which of the options is correct. Intermediate and felsic continental crust can form by simple mantle melting. Physical separation of metamorphosed mafic igneous rocks may leave behind typical, more felsic crust. Partial melting of basaltic oceanic crust in hot early Earth may have generated magmas with continental-crust composition that form rarely today

Accepted Answer

A)  The word " rarely " should be replaced by "abundantly". 
B)  The word "can" should be replaced by "cannot". 
C)  The word " separation " should be replaced by "mixing". 
D)  The word " Partial " should be replaced by "Total". 
A)  The word " rarely " should be replaced by "abundantly". 
B)  The word "can" should be replaced by "cannot". 
C)  The word " separation " should be replaced by "mixing". 
D)  The word " Partial " should be replaced by "Total".

Where did water possibly form before it formed on Earth's surface?

What is the role of water in the asthenosphere?

Which statement about solar wind is false?

Under the physical influence of gravity, the heavy, dense iron sank to form the core, leaving the less dense silicates to form the mantle.

Determination of the origin of continental crust is more complicated than determining the origin of oceanic crust.

A planet is a celestial body that

How did the hydrosphere and atmosphere form?

Most meteorites originate in the

What is the purpose of planetary accretion gravity?

Which of the following is a good analogy for planetesimal growth?

Which of the following must have occurred in order for the inner planets to grow?

How much of the water on Earth do scientists think was delivered by comets?

Which piece of evidence does not point to the accretion of a wet Earth?

What is defined here? "A larger cluster of irregularly shaped, rocky planetesimals form an orbiting belt between Mars and Jupiter."

Which of the following are the correct inner planets?

The oldest grain of sand found and dated is made of

A solar wind is not moving air but is fast-moving protons and electrons blasting outward from a star.

Comets are comparable to

What evidence did the Hubble Space Telescope provide to support the nebular theory of solar system formation?

Why Study Earth

Minerals: Building Blocks of the Planet

Rocks and Rock-Forming Processes

Formation of Magma and Igneous Rocks

Formation of Sediment and Sedimentary Rocks

Formation of Metamorphic Rocks

Earth Materials As Time Keepers

Earth Materials As Time Keepers

Motion Inside Earth

Deformation of Rocks

Global Tectonics: Plates and Plumes

Tectonics and Surface Relief

Soil Formation and Landscape Stability

Mass Movements: Landscapes in Motion

Streams: Flowing Water Shapes the Landscape

Water Flowing Underground

Glaciers: Cold-Climate Sculptors of Continents

Shorelines: Changing Landscapes Where Land Meets Sea

Wind: a Global Geologic Process

Global Warming: Real Time Change in the Earth System

Filters

Exam 9: Making Earth

Where did water possibly form before it formed on Earth's surface?

What is the role of water in the asthenosphere?

Which statement about solar wind is false?

Under the physical influence of gravity, the heavy, dense iron sank to form the core, leaving the less dense silicates to form the mantle.

Determination of the origin of continental crust is more complicated than determining the origin of oceanic crust.

A planet is a celestial body that

How did the hydrosphere and atmosphere form?

Most meteorites originate in the

What is the purpose of planetary accretion gravity?

Which of the following is a good analogy for planetesimal growth?

Which of the following must have occurred in order for the inner planets to grow?

How much of the water on Earth do scientists think was delivered by comets?

Which piece of evidence does not point to the accretion of a wet Earth?

What is defined here? "A larger cluster of irregularly shaped, rocky planetesimals form an orbiting belt between Mars and Jupiter."

Which of the following are the correct inner planets?

The oldest grain of sand found and dated is made of

A solar wind is not moving air but is fast-moving protons and electrons blasting outward from a star.

Comets are comparable to

What evidence did the Hubble Space Telescope provide to support the nebular theory of solar system formation?

Why Study Earth

Minerals: Building Blocks of the Planet

Rocks and Rock-Forming Processes

Formation of Magma and Igneous Rocks

Formation of Sediment and Sedimentary Rocks

Formation of Metamorphic Rocks

Earth Materials As Time Keepers

Earth Materials As Time Keepers

Motion Inside Earth

Deformation of Rocks

Global Tectonics: Plates and Plumes

Tectonics and Surface Relief

Soil Formation and Landscape Stability

Mass Movements: Landscapes in Motion

Streams: Flowing Water Shapes the Landscape

Water Flowing Underground

Glaciers: Cold-Climate Sculptors of Continents

Shorelines: Changing Landscapes Where Land Meets Sea

Wind: a Global Geologic Process

Global Warming: Real Time Change in the Earth System

Filters