Question 1

Compared to Earth's atmosphere, the Martian atmosphere has surface pressures that are ________.

Accepted Answer

A) 50 times those on Earth 
B) 32.1 times those on Earth 
C) 1.5 times those on Earth 
D) 0.1 times those on Earth 
A) 50 times those on Earth 
B) 32.1 times those on Earth 
C) 1.5 times those on Earth 
D) 0.1 times those on Earth D

Question 2

Because the period of rotation on its axis equals its period of revolution around Earth, the same side of the moon always faces Earth.

Accepted Answer

A) True 
 B)False  True

Question 3

Meteorite bombardment of the rocky planets occurred after their formation as protoplanets.

Accepted Answer

A) True 
 B)False  True

Question 4

What is a planetesimal?

Accepted Answer

A) A rotating cloud of interstellar gases 
B) A celestial body that orbits the sun but cannot clear its own neighborhood 
C) Rocky material accreted through repeated collisions 
D) The core of a star that has gone through a nova 
A) A rotating cloud of interstellar gases 
B) A celestial body that orbits the sun but cannot clear its own neighborhood 
C) Rocky material accreted through repeated collisions 
D) The core of a star that has gone through a nova

Question 5

Most comets originate in the ________.

Accepted Answer

A) Kuiper Belt 
B) Saturn's Rings 
C) Oort Cloud 
D) Kuiper Belt and Oort Cloud 
A) Kuiper Belt 
B) Saturn's Rings 
C) Oort Cloud 
D) Kuiper Belt and Oort Cloud

Question 6

Note the impact craters in other areas of this image.Which body in the solar system (other than Earth)could have had erosion like this in the past?

Accepted Answer

A) Mars 
B) Venus 
C) Jupiter 
D) Neptune 
A) Mars 
B) Venus 
C) Jupiter 
D) Neptune

Question 7

Which two satellites are the only ones in the solar system known to have substantial atmosphere?

Accepted Answer

A) Neptune's moon Triton and Jupiter's moon Io 
B) Saturn's moon Titan and Neptune's moon Triton 
C) Uranus's moon Miranda and Saturn's moon Rhea 
D) Jupiter's moon Io and Earth's moon 
A) Neptune's moon Triton and Jupiter's moon Io 
B) Saturn's moon Titan and Neptune's moon Triton 
C) Uranus's moon Miranda and Saturn's moon Rhea 
D) Jupiter's moon Io and Earth's moon

Question 8

What is the age of the moon?

Accepted Answer

A) 4.5 billion years 
B) 5.025 million years 
C) 3.14 million years 
D) 4.527 million years 
A) 4.5 billion years 
B) 5.025 million years 
C) 3.14 million years 
D) 4.527 million years

Question 9

Using the nebular theory, explain the formation of our solar system from the formation of the solar nebula through the present day.

Accepted Answer

The gases and dust in the solar nebula c

Question 10

The planet Mercury absorbs most of the sunlight that strikes its surface.Why is so little reflected back to outer space?

Accepted Answer

A) Mercury has a great deal of frozen methane on its surface. 
B) The planet is covered by a thick haze. 
C) Mercury has little or no atmosphere. 
D) The surface of Mercury has not been disturbed by meteorite impacts. 
A) Mercury has a great deal of frozen methane on its surface. 
B) The planet is covered by a thick haze. 
C) Mercury has little or no atmosphere. 
D) The surface of Mercury has not been disturbed by meteorite impacts.

Question 11

Which scientist first observed the rings of Saturn in 1610?

Accepted Answer

A) Christian Huygens 
B) Isaac Newton 
C) Galileo Galilei 
D) Johannes Kepler 
A) Christian Huygens 
B) Isaac Newton 
C) Galileo Galilei 
D) Johannes Kepler

Question 12

Compare the composition of planetesimals that would have resulted in the terrestrial planets and the Jovian planets.

Accepted Answer

Terrestrial planets were creat

Question 13

Compare and contrast Earth's moon and the planet Mercury.

Accepted Answer

Both bodies have low reflectivity, no su

Question 14

The inner planets are the smaller rocky planets that are close in proximity to the sun.

Accepted Answer

A) True 
 B)False

Question 15

Because of an extreme ________, surface temperatures on Venus average more than 450°C.

Accepted Answer

A) friction 
B) impact 
C) greenhouse effect 
D) volcanic eruption 
A) friction 
B) impact 
C) greenhouse effect 
D) volcanic eruption

Question 16

Flying by Pluto in July 2015, NASA's New Horizons spacecraft transmitted images of a complex landscape called Sputnik Planum.Which of the following best describes Sputnik Planum?

Accepted Answer

A) A large ice field with tongues of flowing ice 
B) A large volcanic field with lava flows composed of frozen methane 
C) A field of overlapping impact craters 
D) A landscape shaped by flowing water 
A) A large ice field with tongues of flowing ice 
B) A large volcanic field with lava flows composed of frozen methane 
C) A field of overlapping impact craters 
D) A landscape shaped by flowing water

Question 17

How many planets are in our solar system?

Accepted Answer

A) 5 
B) 8 
C) 10 
D) 13 
A) 5 
B) 8 
C) 10 
D) 13

Question 18

Which of the following physical features are found on both Mars and Earth?

Accepted Answer

A) Active volcanoes 
B) Heavily cratered landscape preserved from early planetary histories 
C) Oceans with liquid water 
D) Erosional features related to flowing water 
A) Active volcanoes 
B) Heavily cratered landscape preserved from early planetary histories 
C) Oceans with liquid water 
D) Erosional features related to flowing water

Question 19

The largest shield volcano in the solar system is ________ and is located on ________.

Accepted Answer

A) Maat Mons; Venus 
B) Olympus Mons; Mars 
C) Mauna Kea; Earth 
D) Sif Mons; Venus 
A) Maat Mons; Venus 
B) Olympus Mons; Mars 
C) Mauna Kea; Earth 
D) Sif Mons; Venus

Question 20

The major bombardment period that shaped much of the surface of the moon ended ________.

Accepted Answer

A) 5.0 billion years ago 
B) 3.8 billion years ago 
C) 2.2 billion years ago 
D) 767 million years ago 
A) 5.0 billion years ago 
B) 3.8 billion years ago 
C) 2.2 billion years ago 
D) 767 million years ago

Exam 24: Touring Our Solar System

Compared to Earth's atmosphere, the Martian atmosphere has surface pressures that are ________.

Because the period of rotation on its axis equals its period of revolution around Earth, the same side of the moon always faces Earth.

Meteorite bombardment of the rocky planets occurred after their formation as protoplanets.

What is a planetesimal?

Most comets originate in the ________.

Note the impact craters in other areas of this image.Which body in the solar system (other than Earth)could have had erosion like this in the past?

Which two satellites are the only ones in the solar system known to have substantial atmosphere?

What is the age of the moon?

Using the nebular theory, explain the formation of our solar system from the formation of the solar nebula through the present day.

The planet Mercury absorbs most of the sunlight that strikes its surface.Why is so little reflected back to outer space?

Which scientist first observed the rings of Saturn in 1610?

Compare the composition of planetesimals that would have resulted in the terrestrial planets and the Jovian planets.

Compare and contrast Earth's moon and the planet Mercury.

The inner planets are the smaller rocky planets that are close in proximity to the sun.

Because of an extreme ________, surface temperatures on Venus average more than 450°C.

Flying by Pluto in July 2015, NASA's New Horizons spacecraft transmitted images of a complex landscape called Sputnik Planum.Which of the following best describes Sputnik Planum?

How many planets are in our solar system?

Which of the following physical features are found on both Mars and Earth?

The largest shield volcano in the solar system is ________ and is located on ________.

The major bombardment period that shaped much of the surface of the moon ended ________.

An Introduction to Geology

Plate Tectonics: a Scientific Revolution Unfolds

Matter and Minerals

Magma, Igneous Rocks, and Intrusive Activity

Volcanoes and Volcanic Hazards

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes

Earths Interior

Divergent Boundaries

Convergent Boundaries

Mass Wasting

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Global Climate Change

Earths Evolution Through Geologic Time

Energy and Mineral Resources

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