Question 1

The exploration of Earth's interior is possible because _______________ produce vibrations called seismic waves.

Accepted Answer

earthquakes

Question 2

Apart from carbon dioxide, which is the most abundant greenhouse gas in Earth's atmosphere?

Accepted Answer

A)  water vapor 
B)  helium 
C)  ammonia 
D)  methane 
E)  nitrous oxide 
A)  water vapor 
B)  helium 
C)  ammonia 
D)  methane 
E)  nitrous oxide A

Question 3

Describe each differentiated layers of Earth.

Accepted Answer

crust, mantle, core (outer and inner 
The thin crust issolid, and floats and shifts on a semiliquid layer of molten rock just below the crust. Below that lies a deep, solidmantle surrounding anouter core of liquid metal and an inner core of solid metal.

Question 4

Explain how solar wind interacts with Earth's magnetic field to create auroras at the poles. Make sure to include each part of the magnetic field the solar particles interact with.

Accepted Answer

Earth's magnetic field dominates space a

Question 5

What theoryexplains the movement of the continents on Earth's surface?

Accepted Answer

A)  continental spreading 
B)  continental drift 
C)  continental tectonics 
D)  continental rifting 
E)  continental rise 
A)  continental spreading 
B)  continental drift 
C)  continental tectonics 
D)  continental rifting 
E)  continental rise

Question 6

The first stage in planetary evolution is cratering.

Accepted Answer

A) True 
 B)False

Question 7

What is the difference between hot spot volcanism and subduction zone volcanism?

Accepted Answer

Hot spots are stationary mantle plumes t

Question 8

The ____ couples convection in the liquid core with Earth's rotation to produce electric currents that are believed to be responsible for Earth's magnetic field.

Accepted Answer

A)  albedo 
B)  bow shock 
C)  axis rotation 
D)  convection currents 
E)  dynamo effect 
A)  albedo 
B)  bow shock 
C)  axis rotation 
D)  convection currents 
E)  dynamo effect

Question 9

_______________ produces the majority of the geological activity on Earth.

Accepted Answer

The answer of _______________ produces the majority of the geological...

Question 10

Which stage of planetary development has all but eliminated much of Earth's surface history?

Accepted Answer

A)  flooding 
B)  cratering 
C)  differentiation 
D)  bombardment 
E)  slow surface evolution 
A)  flooding 
B)  cratering 
C)  differentiation 
D)  bombardment 
E)  slow surface evolution

Question 11

During Earth's third stage of development, flooding , began as _______________ continued to heat Earth's interior and caused rock to melt in the upper mantle.

Accepted Answer

The answer of During Earth's third stage of development, flooding...

Question 12

Terrestrial planets, like Earth, are made up of rock and metal.

Accepted Answer

A) True 
 B)False

Question 13

What process in Earth's core is important in the generation of Earth's magnetic field?

Accepted Answer

A)  accretion 
B)  differentiation 
C)  convection 
D)  eruption 
E)  gravitation 
A)  accretion 
B)  differentiation 
C)  convection 
D)  eruption 
E)  gravitation

Question 14

Seventy five percent of Earth's surface is covered by _______________.

Accepted Answer

The answer of Seventy five percent of Earth's surface is...

Question 15

With the understanding of differentiation, which layer of Earth would be the densest?

Accepted Answer

A)  lithosphere 
B)  core 
C)  crust 
D)  hydrosphere 
E)  mantle 
A)  lithosphere 
B)  core 
C)  crust 
D)  hydrosphere 
E)  mantle

Question 16

Explain why it is a common misconception to believe that life on Earth exists because of the presence of oxygen.

Accepted Answer

There is oxygen in Earth's atmosphere be

Question 17

Pressure (P) waves move as displacements of particles perpendicular to the waves' direction of travel.

Accepted Answer

A) True 
 B)False

Question 18

The heavy bombardment of the early Solar System made _______________ on the Terrestrial planets.

Accepted Answer

The answer of The heavy bombardment of the early Solar...

Question 19

Most of Earth's history has been destroyed by an active crust and erosion.

Accepted Answer

A) True 
 B)False

Question 20

Which statement is a common misconception with regard to Earth's atmosphere?

Accepted Answer

A)  The carbon dioxide added to the atmosphere since the year 1800 is mostly or entirely due to human burning of fossil fuels. 
B)  All of Earth will warm at the same rate if there is global warming. 
C)  The ozone layer in the upper atmosphere protects the lower atmosphere and Earth's surface from harmful solar UV radiation. 
D)  Global warming and ozone depletion are two very different activities in Earth's atmosphere. 
E)  Earth has experienced a greenhouse effect its entire planetary history. 
A)  The carbon dioxide added to the atmosphere since the year 1800 is mostly or entirely due to human burning of fossil fuels. 
B)  All of Earth will warm at the same rate if there is global warming. 
C)  The ozone layer in the upper atmosphere protects the lower atmosphere and Earth's surface from harmful solar UV radiation. 
D)  Global warming and ozone depletion are two very different activities in Earth's atmosphere. 
E)  Earth has experienced a greenhouse effect its entire planetary history.

Exam 20: Earth the Active Planet

The exploration of Earth's interior is possible because _______________ produce vibrations called seismic waves.

Apart from carbon dioxide, which is the most abundant greenhouse gas in Earth's atmosphere?

Describe each differentiated layers of Earth.

Explain how solar wind interacts with Earth's magnetic field to create auroras at the poles. Make sure to include each part of the magnetic field the solar particles interact with.

What theoryexplains the movement of the continents on Earth's surface?

The first stage in planetary evolution is cratering.

What is the difference between hot spot volcanism and subduction zone volcanism?

The ____ couples convection in the liquid core with Earth's rotation to produce electric currents that are believed to be responsible for Earth's magnetic field.

_______________ produces the majority of the geological activity on Earth.

Which stage of planetary development has all but eliminated much of Earth's surface history?

During Earth's third stage of development, flooding , began as _______________ continued to heat Earth's interior and caused rock to melt in the upper mantle.

Terrestrial planets, like Earth, are made up of rock and metal.

What process in Earth's core is important in the generation of Earth's magnetic field?

Seventy five percent of Earth's surface is covered by _______________.

With the understanding of differentiation, which layer of Earth would be the densest?

Explain why it is a common misconception to believe that life on Earth exists because of the presence of oxygen.

Pressure (P) waves move as displacements of particles perpendicular to the waves' direction of travel.

The heavy bombardment of the early Solar System made _______________ on the Terrestrial planets.

Most of Earth's history has been destroyed by an active crust and erosion.

Which statement is a common misconception with regard to Earth's atmosphere?

Here and Now

A Users Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Interstellar Medium

Formation and Structure of Stars

Stellar Evolution

Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies

Supermassive Black Holes and Active Galaxies

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

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Venus and Mars

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Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

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