Question 1

.The separation of the Earth into layers was the result of the:

Accepted Answer

A) decrease in temperature downward toward the core. 
B) differing densities of the rock and mineral materials. 
C) gravitational force created by the rotating Earth. 
D) initial collection of materials and their position in Earth. 
E) presence of water at Earth's surface. 
A) decrease in temperature downward toward the core. 
B) differing densities of the rock and mineral materials. 
C) gravitational force created by the rotating Earth. 
D) initial collection of materials and their position in Earth. 
E) presence of water at Earth's surface. B

Question 2

Which of the following statements regarding continental and oceanic crust is TRUE?

Accepted Answer

A) Continental crust and oceanic crust have equivalent densities. 
B) Continental crust is thicker and denser than oceanic crust. 
C) Continental crust is thinner and denser than oceanic crust. 
D) Continental crust is thicker and less dense than oceanic crust. 
E) Continental crust is thinner and less dense than oceanic crust. 
A) Continental crust and oceanic crust have equivalent densities. 
B) Continental crust is thicker and denser than oceanic crust. 
C) Continental crust is thinner and denser than oceanic crust. 
D) Continental crust is thicker and less dense than oceanic crust. 
E) Continental crust is thinner and less dense than oceanic crust. D

Question 3

Free oxygen was present in the Earth's primordial atmosphere.

Accepted Answer

A) True 
 B)False  False

Question 4

Earth's primordial atmosphere most likely included:

Accepted Answer

A) ammonia,carbon dioxide,and water vapor. 
B) carbon dioxide,water vapor,sulfur dioxide,and methane. 
C) hydrogen,helium,and oxygen. 
D) nitrogen,ozone,and sulfur dioxide. 
E) all of the above. 
A) ammonia,carbon dioxide,and water vapor. 
B) carbon dioxide,water vapor,sulfur dioxide,and methane. 
C) hydrogen,helium,and oxygen. 
D) nitrogen,ozone,and sulfur dioxide. 
E) all of the above.

Question 5

The four principle oceans of the Earth are the:

Accepted Answer

A) Antarctic,Arctic,Indian,and Pacific Oceans. 
B) Atlantic,Arctic,Indian,and Pacific Oceans. 
C) Atlantic,Antarctic,Mediterranean,and Pacific Oceans. 
D) Antarctic,Caspian,Indian,and Pacific Oceans. 
E) Atlantic,Arctic,Mediterranean,and Pacific Oceans. 
A) Antarctic,Arctic,Indian,and Pacific Oceans. 
B) Atlantic,Arctic,Indian,and Pacific Oceans. 
C) Atlantic,Antarctic,Mediterranean,and Pacific Oceans. 
D) Antarctic,Caspian,Indian,and Pacific Oceans. 
E) Atlantic,Arctic,Mediterranean,and Pacific Oceans.

Question 6

The salinity of the oceans has been steadily increasing.

Accepted Answer

A) True 
 B)False

Question 7

Significant oceanographic knowledge was acquired during the Middle Ages.

Accepted Answer

A) True 
 B)False

Question 8

Heterotrophic organisms can make their own food from inorganic carbon sources.

Accepted Answer

A) True 
 B)False

Question 9

Vikings led by Thor Heyerdahl established temporary colonies in North America.

Accepted Answer

A) True 
 B)False

Question 10

The Ming Dynasty ships used magnetic compasses similar to those used today.

Accepted Answer

A) True 
 B)False

Question 11

The nebular hypothesis suggest that:

Accepted Answer

A) Earth's moon is an asteroid captured by the Earth's gravity. 
B) galaxies such as the Milky Way form independent of one another. 
C) the Earth was formed a cosmic explosion,a "big bang". 
D) the moon is derived from a protoplanet. 
E) all bodies in the solar system formed from an enormous gas cloud. 
A) Earth's moon is an asteroid captured by the Earth's gravity. 
B) galaxies such as the Milky Way form independent of one another. 
C) the Earth was formed a cosmic explosion,a "big bang". 
D) the moon is derived from a protoplanet. 
E) all bodies in the solar system formed from an enormous gas cloud.

Question 12

Early Polynesians only traveled within sight of land.

Accepted Answer

A) True 
 B)False

Question 13

The correct arrangement of astronomical bodies from oldest to youngest is:

Accepted Answer

A) galaxy,solar system,planet. 
B) planet,galaxy,solar system. 
C) planet,solar system,galaxy. 
D) solar system,galaxy,planet. 
E) solar system,planet,galaxy. 
A) galaxy,solar system,planet. 
B) planet,galaxy,solar system. 
C) planet,solar system,galaxy. 
D) solar system,galaxy,planet. 
E) solar system,planet,galaxy.

Question 14

When the Earth cooled,the layers of the earth separated based on density differences.

Accepted Answer

A) True 
 B)False

Question 15

In general,the chemical composition of ocean water has remained constant through geologic time.

Accepted Answer

A) True 
 B)False

Question 16

The mantle could not have produced enough water to fill the oceans.

Accepted Answer

A) True 
 B)False

Question 17

Radioactive isotopes can sometimes be used to determine the:

Accepted Answer

A) absolute age of the rock. 
B) chemical composition of the rock. 
C) formation method. 
D) metamorphism. 
E) relative age of the rock. 
A) absolute age of the rock. 
B) chemical composition of the rock. 
C) formation method. 
D) metamorphism. 
E) relative age of the rock.

Question 18

Free oxygen in our atmosphere is important to the development and maintenance of life on Earth because oxygen:

Accepted Answer

A) combines with iron in volcanic rocks. 
B) can form ozone and block some UV radiation. 
C) is necessary for photosynthesis to occur. 
D) reduces atmospheric temperature. 
E) was very abundant in our early atmosphere. 
A) combines with iron in volcanic rocks. 
B) can form ozone and block some UV radiation. 
C) is necessary for photosynthesis to occur. 
D) reduces atmospheric temperature. 
E) was very abundant in our early atmosphere.

Question 19

Match between columns
                        Premises: mantle
crust
galaxy
nebula
core

Accepted Answer

The Answer of composed of iron and nickel, liquid outer is...

Question 20

Production of the first free oxygen in the atmosphere caused organisms living at that time to flourish.

Accepted Answer

A) True 
 B)False

.The separation of the Earth into layers was the result of the:

Which of the following statements regarding continental and oceanic crust is TRUE?

Free oxygen was present in the Earth's primordial atmosphere.

Earth's primordial atmosphere most likely included:

The four principle oceans of the Earth are the:

The salinity of the oceans has been steadily increasing.

Significant oceanographic knowledge was acquired during the Middle Ages.

Heterotrophic organisms can make their own food from inorganic carbon sources.

Vikings led by Thor Heyerdahl established temporary colonies in North America.

The Ming Dynasty ships used magnetic compasses similar to those used today.

The nebular hypothesis suggest that:

Early Polynesians only traveled within sight of land.

The correct arrangement of astronomical bodies from oldest to youngest is:

When the Earth cooled,the layers of the earth separated based on density differences.

In general,the chemical composition of ocean water has remained constant through geologic time.

The mantle could not have produced enough water to fill the oceans.

Radioactive isotopes can sometimes be used to determine the:

Free oxygen in our atmosphere is important to the development and maintenance of life on Earth because oxygen:

Production of the first free oxygen in the atmosphere caused organisms living at that time to flourish.

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Biological Productivity and Energy Transfer

Animals of the Pelagic Environment

Animals of the Benthic Environment

Filters

Exam 1: Introduction to Planet Earth

.The separation of the Earth into layers was the result of the:

Which of the following statements regarding continental and oceanic crust is TRUE?

Free oxygen was present in the Earth's primordial atmosphere.

Earth's primordial atmosphere most likely included:

The four principle oceans of the Earth are the:

The salinity of the oceans has been steadily increasing.

Significant oceanographic knowledge was acquired during the Middle Ages.

Heterotrophic organisms can make their own food from inorganic carbon sources.

Vikings led by Thor Heyerdahl established temporary colonies in North America.

The Ming Dynasty ships used magnetic compasses similar to those used today.

The nebular hypothesis suggest that:

Early Polynesians only traveled within sight of land.

The correct arrangement of astronomical bodies from oldest to youngest is:

When the Earth cooled,the layers of the earth separated based on density differences.

In general,the chemical composition of ocean water has remained constant through geologic time.

The mantle could not have produced enough water to fill the oceans.

Radioactive isotopes can sometimes be used to determine the:

Free oxygen in our atmosphere is important to the development and maintenance of life on Earth because oxygen:

Production of the first free oxygen in the atmosphere caused organisms living at that time to flourish.

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Biological Productivity and Energy Transfer

Animals of the Pelagic Environment

Animals of the Benthic Environment

Filters