Question 1

Why are plate tectonics not as important a factor on the Moon as they are on Earth?

Accepted Answer

The Moon no longer has a molten core, an

Question 2

What is the average molecular speed of hydrogen (mass = 1) on Earth (temperature = 300 K)?

Accepted Answer

A)  4.71 km/s 
B)  2.72 m/s 
C)  2.72 km/s 
D)  4.71 m/s 
E)  none of the above 
A)  4.71 km/s 
B)  2.72 m/s 
C)  2.72 km/s 
D)  4.71 m/s 
E)  none of the above

Question 3

is responsible for heating the Earth's interior today.

Accepted Answer

The answer of is responsible for heating the Earth's interior...

Question 4

The Sun reinforces the Moon's tidal pull during tides.

Accepted Answer

A)  spring 
B)  ebb 
C)  slack 
D)  quarter 
E)  neap 
A)  spring 
B)  ebb 
C)  slack 
D)  quarter 
E)  neap

Question 5

On average, the Moon orbits Earth from a distance of about 30 Earth radii.

Accepted Answer

A) True 
 B)False

Question 6

Our Earth is about four times larger than the Moon in diameter.

Accepted Answer

A) True 
 B)False

Question 7

The in our atmosphere is the result of photosynthesis by plants.

Accepted Answer

The answer of The in our atmosphere is the result...

Question 8

Why are Moon rocks older than Earth rocks, if the impact theory has the Moon being made by another body striking the newly formed Earth?

Accepted Answer

The Earth's surface is constan

Question 9

Seismic P- waves can travel through both solid and liquid materials.

Accepted Answer

A) True 
 B)False

Question 10

List the six main regions of the Earth, in order, starting from the center.

Accepted Answer

core, mantle, crust,

Question 11

The dominant dark features on the near side of the Moon are the _ .

Accepted Answer

The answer of The dominant dark features on the near...

Question 12

The coformation hypothesis for the origin of the Moon is difficult to reconcile with the dissimilar _ _ and of the Earth and Moon.

Accepted Answer

density; c

Question 13

How do earthquakes allow us to model the structure of Earth's core?

Accepted Answer

Examining the different seismic waves we

Question 14

Earth's magnetic field

Accepted Answer

A)  is weakening the Van Allen radiation belts. 
B)  is the force behind plate tectonics. 
C)  prevents charged particles in the solar wind from reaching the surface. 
D)  is a remnant of the solar nebula's magnetic field. 
E)  lines intersect the atmosphere at the equator. 
A)  is weakening the Van Allen radiation belts. 
B)  is the force behind plate tectonics. 
C)  prevents charged particles in the solar wind from reaching the surface. 
D)  is a remnant of the solar nebula's magnetic field. 
E)  lines intersect the atmosphere at the equator.

Question 15

Relate our magnetic field to the aurorae.

Accepted Answer

The magnetic field's Van Allen radiation

Question 16

What is true of spring tides?

Accepted Answer

A)  The difference between low and high tides would be greatest. 
B)  The third quarter moon would be high overhead at dawn. 
C)  There would be one high and one low tide each day. 
D)  The difference between low and high tides would be smallest. 
E)  The Moon's phase will be first quarter. 
A)  The difference between low and high tides would be greatest. 
B)  The third quarter moon would be high overhead at dawn. 
C)  There would be one high and one low tide each day. 
D)  The difference between low and high tides would be smallest. 
E)  The Moon's phase will be first quarter.

Question 17

Which two continents are the most obvious pieces in the continental jigsaw puzzle of plate tectonics? Why?

Accepted Answer

South America and Africa were

Question 18

Early telescopic observers thought the lunar mare were seas of water; today we know they are not liquid water but molten basalt, long ago frozen out.

Accepted Answer

A) True 
 B)False

Question 19

Why is the Moon heavily cratered but Earth is not?

Accepted Answer

The Moon lacks an atmosphere which means

Question 20

To map the Earth's interior, we rely on _ waves created by earthquakes.

Accepted Answer

The answer of To map the Earth's interior, we rely...

Why are plate tectonics not as important a factor on the Moon as they are on Earth?

What is the average molecular speed of hydrogen (mass = 1) on Earth (temperature = 300 K)?

is responsible for heating the Earth's interior today.

The Sun reinforces the Moon's tidal pull during tides.

On average, the Moon orbits Earth from a distance of about 30 Earth radii.

Our Earth is about four times larger than the Moon in diameter.

The in our atmosphere is the result of photosynthesis by plants.

Why are Moon rocks older than Earth rocks, if the impact theory has the Moon being made by another body striking the newly formed Earth?

Seismic P- waves can travel through both solid and liquid materials.

List the six main regions of the Earth, in order, starting from the center.

The dominant dark features on the near side of the Moon are the _ .

The coformation hypothesis for the origin of the Moon is difficult to reconcile with the dissimilar _ _ and of the Earth and Moon.

How do earthquakes allow us to model the structure of Earth's core?

Earth's magnetic field

Relate our magnetic field to the aurorae.

What is true of spring tides?

Which two continents are the most obvious pieces in the continental jigsaw puzzle of plate tectonics? Why?

Early telescopic observers thought the lunar mare were seas of water; today we know they are not liquid water but molten basalt, long ago frozen out.

Why is the Moon heavily cratered but Earth is not?

To map the Earth's interior, we rely on _ waves created by earthquakes.

Charting the Heavens: the Foundations of Astronomy

The Copernican Revolution: the Birth of Modern Science

Light and Matter: the Inner Workings of the Cosmos

Telescopes: the Tools of Astronomy

The Solar System: Interplanetary Matter and the Birth of the Planets

The Terrestrial Planets: a Study in Contrasts

The Jovian Planets: Giants of the Solar System

Moons, Rings, and Plutoids: Small Worlds Among Giants

The Sun: Our Parent Star

Measuring the Stars: Giants, Dwarfs, and the Main Sequence

The Interstellar Medium: Star Formation in the Milky Way

Stellar Evolution: the Lives and Deaths of Stars

Neutron Stars and Black Holes: Strange States of Matter

The Milky Way Galaxy: a Spiral in Space

Normal and Active Galaxies: Building Blocks of the Universe

Hubbles Law and Dark Matter: the Large-Scale Structure of the Cosmos

Cosmology: the Big Bang and the Fate of the Universe

Life in the Universe: Are We Alone

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Exam 6: Earth and Its Moon: Our Cosmic Backyard

Why are plate tectonics not as important a factor on the Moon as they are on Earth?

What is the average molecular speed of hydrogen (mass = 1) on Earth (temperature = 300 K)?

is responsible for heating the Earth's interior today.

The Sun reinforces the Moon's tidal pull during tides.

On average, the Moon orbits Earth from a distance of about 30 Earth radii.

Our Earth is about four times larger than the Moon in diameter.

The in our atmosphere is the result of photosynthesis by plants.

Why are Moon rocks older than Earth rocks, if the impact theory has the Moon being made by another body striking the newly formed Earth?

Seismic P- waves can travel through both solid and liquid materials.

List the six main regions of the Earth, in order, starting from the center.

The dominant dark features on the near side of the Moon are the _ .

The coformation hypothesis for the origin of the Moon is difficult to reconcile with the dissimilar _ _ and of the Earth and Moon.

How do earthquakes allow us to model the structure of Earth's core?

Earth's magnetic field

Relate our magnetic field to the aurorae.

What is true of spring tides?

Which two continents are the most obvious pieces in the continental jigsaw puzzle of plate tectonics? Why?

Early telescopic observers thought the lunar mare were seas of water; today we know they are not liquid water but molten basalt, long ago frozen out.

Why is the Moon heavily cratered but Earth is not?

To map the Earth's interior, we rely on _ waves created by earthquakes.

Charting the Heavens: the Foundations of Astronomy

The Copernican Revolution: the Birth of Modern Science

Light and Matter: the Inner Workings of the Cosmos

Telescopes: the Tools of Astronomy

The Solar System: Interplanetary Matter and the Birth of the Planets

The Terrestrial Planets: a Study in Contrasts

The Jovian Planets: Giants of the Solar System

Moons, Rings, and Plutoids: Small Worlds Among Giants

The Sun: Our Parent Star

Measuring the Stars: Giants, Dwarfs, and the Main Sequence

The Interstellar Medium: Star Formation in the Milky Way

Stellar Evolution: the Lives and Deaths of Stars

Neutron Stars and Black Holes: Strange States of Matter

The Milky Way Galaxy: a Spiral in Space

Normal and Active Galaxies: Building Blocks of the Universe

Hubbles Law and Dark Matter: the Large-Scale Structure of the Cosmos

Cosmology: the Big Bang and the Fate of the Universe

Life in the Universe: Are We Alone

Filters