Question 1

Permanent magnetism in the Earth's solid iron core is the source of Earth's magnetic field.

Accepted Answer

A) True 
 B)False

Question 2

Name the terrestrial planets in order of increasing distance from the Sun.What are the terrestrial planets in order of increasing geologic age of their surface?

Accepted Answer

In order of increasing distanc

Question 3

What would you study in order to determine the timescale on which the Earth's magnetic field reverses direction?

Accepted Answer

A)  a spreading center on the sea floor 
B)  a volcano in the middle of a continental plate 
C)  a fault at the border between two plates 
D)  a subduction zone on the sea floor 
A)  a spreading center on the sea floor 
B)  a volcano in the middle of a continental plate 
C)  a fault at the border between two plates 
D)  a subduction zone on the sea floor

Question 4

The oldest rocks on the Earth are approximately 4.5 billion years old.

Accepted Answer

A) True 
 B)False

Question 5

Primary waves are seismic longitudinal waves whose paths are deflected when they travel through the Earth's liquid core.

Accepted Answer

A) True 
 B)False

Question 6

The American and African/European continents are now separated by the Atlantic Ocean,which is approximately 4,000 km wide.Assuming a continental drift rate of 2 cm/year,how long has it been since they were one landmass?

Accepted Answer

If we assume a constant drift

Question 7

Studies of the amount of cratering at different locations on the Moon indicate that

Accepted Answer

A)  the rate of cratering in the Solar System has changed dramatically over time. 
B)  the younger lunar surfaces are hundreds of billions of years younger than the oldest surfaces. 
C)  the Moon has never been geologically active at any point in its history. 
D)  most of the heavy cratering in the Solar System occurred before Earth formed. 
A)  the rate of cratering in the Solar System has changed dramatically over time. 
B)  the younger lunar surfaces are hundreds of billions of years younger than the oldest surfaces. 
C)  the Moon has never been geologically active at any point in its history. 
D)  most of the heavy cratering in the Solar System occurred before Earth formed.

Question 8

If you obtained a sample of rock from Venus and determined the abundances of   and   in it,and found that for every 1 uranium atom there were 3 lead atoms,then what would the age of this rock be? Note that   decays to   with a half-life of 700 million years.Assume that there was no   in the rock when it originally formed.

Accepted Answer

A)  1.4 billion years 
B)  2.8 billion years 
C)  230 million years 
D)  4.5 billion years 
A)  1.4 billion years 
B)  2.8 billion years 
C)  230 million years 
D)  4.5 billion years

Question 9

The largest volcanic mountains in the Solar System are found on

Accepted Answer

A)  Mercury. 
B)  Venus. 
C)  Earth. 
D)  Mars. 
A)  Mercury. 
B)  Venus. 
C)  Earth. 
D)  Mars.

Question 10

Which terrestrial planet shows the least evidence of recent volcanic activity?

Accepted Answer

A)  Mercury 
B)  Venus 
C)  Earth 
D)  Mars 
A)  Mercury 
B)  Venus 
C)  Earth 
D)  Mars

Question 11

What are the four main processes that shape the surfaces of the terrestrial planets?

Accepted Answer

Impact cratering,tec

Permanent magnetism in the Earth's solid iron core is the source of Earth's magnetic field.

Name the terrestrial planets in order of increasing distance from the Sun.What are the terrestrial planets in order of increasing geologic age of their surface?

What would you study in order to determine the timescale on which the Earth's magnetic field reverses direction?

The oldest rocks on the Earth are approximately 4.5 billion years old.

Primary waves are seismic longitudinal waves whose paths are deflected when they travel through the Earth's liquid core.

The American and African/European continents are now separated by the Atlantic Ocean,which is approximately 4,000 km wide.Assuming a continental drift rate of 2 cm/year,how long has it been since they were one landmass?

Studies of the amount of cratering at different locations on the Moon indicate that

The largest volcanic mountains in the Solar System are found on

Which terrestrial planet shows the least evidence of recent volcanic activity?

What are the four main processes that shape the surfaces of the terrestrial planets?

Why Learn Astronomy

Patterns in the Skymotions of Earth

Gravity and Orbitsa Celestial Ballet

Light

The Tools of the Astronomer

The Birth and Evolution of Planetary Systems

Atmospheres of the Terrestrial Planets

Worlds of Gas and Liquidthe Giant Planets

Gravity Is More Than Keplers Laws

Planetary Adornmentsmoons and Rings

Dwarf Planets and Small Solar System Bodies

Taking the Measure of Stars

A Run-Of-The-Mill G-Type Starour Sun

Star Formation and the Interstellar Medium

Stars in the Slow Lanelow-Mass Stellar Evolution

Live Fast,die Younghigh-Mass Stellar Evolution

Our Expanding Universe

Galaxies

The Milky Waya Normal Spiral Galaxy

Modern Cosmology

The Origin of Structure

Life

Filters

Exam 7: The Terrestrial Planets and Earths Moon

Permanent magnetism in the Earth's solid iron core is the source of Earth's magnetic field.

Name the terrestrial planets in order of increasing distance from the Sun.What are the terrestrial planets in order of increasing geologic age of their surface?

What would you study in order to determine the timescale on which the Earth's magnetic field reverses direction?

The oldest rocks on the Earth are approximately 4.5 billion years old.

Primary waves are seismic longitudinal waves whose paths are deflected when they travel through the Earth's liquid core.

The American and African/European continents are now separated by the Atlantic Ocean,which is approximately 4,000 km wide.Assuming a continental drift rate of 2 cm/year,how long has it been since they were one landmass?

Studies of the amount of cratering at different locations on the Moon indicate that

The largest volcanic mountains in the Solar System are found on

Which terrestrial planet shows the least evidence of recent volcanic activity?

What are the four main processes that shape the surfaces of the terrestrial planets?

Why Learn Astronomy

Patterns in the Skymotions of Earth

Gravity and Orbitsa Celestial Ballet

Light

The Tools of the Astronomer

The Birth and Evolution of Planetary Systems

Atmospheres of the Terrestrial Planets

Worlds of Gas and Liquidthe Giant Planets

Gravity Is More Than Keplers Laws

Planetary Adornmentsmoons and Rings

Dwarf Planets and Small Solar System Bodies

Taking the Measure of Stars

A Run-Of-The-Mill G-Type Starour Sun

Star Formation and the Interstellar Medium

Stars in the Slow Lanelow-Mass Stellar Evolution

Live Fast,die Younghigh-Mass Stellar Evolution

Our Expanding Universe

Galaxies

The Milky Waya Normal Spiral Galaxy

Modern Cosmology

The Origin of Structure

Life

Filters