Question 1

What could ultimately be linked to the lack of water on Mars?

Accepted Answer

A)  The large decrease in carbon dioxide. 
B)  The proximity to the sun. 
C)  The lack of free oxygen in the atmosphere. 
D)  The lack of outgassing from the interior of the planet 
A)  The large decrease in carbon dioxide. 
B)  The proximity to the sun. 
C)  The lack of free oxygen in the atmosphere. 
D)  The lack of outgassing from the interior of the planet

Question 2

Experiments involving early atmospheric conditions were able to produce amino acids, sugars, and even microscopic bacteria.

Accepted Answer

A) True 
 B)False

Question 3

What had the most influence in irreversibly changing the Earth's atmosphere?

Accepted Answer

A)  Formation of carbonic acid in the ocean 
B)  Production of oxygen from photosynthesis 
C)  Chemical breakup of water vapor by sunlight 
D)  Fluctuation in the atmospheric composition 
A)  Formation of carbonic acid in the ocean 
B)  Production of oxygen from photosynthesis 
C)  Chemical breakup of water vapor by sunlight 
D)  Fluctuation in the atmospheric composition

Question 4

Which does not describe a law?

Accepted Answer

A)  A law summarizes observations. 
B)  A law explains observations. 
C)  A law is the largest construct to summarize experimental observations 
D)  A law explains unvarying uniformity under the same conditions. 
A)  A law summarizes observations. 
B)  A law explains observations. 
C)  A law is the largest construct to summarize experimental observations 
D)  A law explains unvarying uniformity under the same conditions.

Question 5

Earth was most likely chemically homogenous when it was young.

Accepted Answer

A) True 
 B)False

Question 6

How long ago did the big bang catalyze the beginning of the universe?

Accepted Answer

A)  13.7 billion years ago 
B)  1.37 billion years ago 
C)  4 billion years ago 
D)  40 billion years ago 
A)  13.7 billion years ago 
B)  1.37 billion years ago 
C)  4 billion years ago 
D)  40 billion years ago

Question 7

Amino acids, sugars, proteins, and nucleotides are considered the building blocks of life.

Accepted Answer

A) True 
 B)False

Question 8

What was the composition of the early atmosphere of Earth? What changes occurred to the early atmosphere? What was the key factor in creating an atmosphere similar to today?

Accepted Answer

The answer of What was the composition of the early...

Question 9

The composition of the Milky Way does not include:

Accepted Answer

A)  stars 
B)  gases 
C)  dust 
D)  galaktos 
A)  stars 
B)  gases 
C)  dust 
D)  galaktos

Question 10

How old are fossils that indicate the first life forms on Earth?

Accepted Answer

A)  Between 1.2 and 1.5 billion years old 
B)  Between 2.6 and 2.7 billion years old 
C)  Between 3.4 and 3.5 billion years old 
D)  Between 4 and 4.2 billion years old 
A)  Between 1.2 and 1.5 billion years old 
B)  Between 2.6 and 2.7 billion years old 
C)  Between 3.4 and 3.5 billion years old 
D)  Between 4 and 4.2 billion years old

What could ultimately be linked to the lack of water on Mars?

Experiments involving early atmospheric conditions were able to produce amino acids, sugars, and even microscopic bacteria.

What had the most influence in irreversibly changing the Earth's atmosphere?

Which does not describe a law?

Earth was most likely chemically homogenous when it was young.

How long ago did the big bang catalyze the beginning of the universe?

Amino acids, sugars, proteins, and nucleotides are considered the building blocks of life.

What was the composition of the early atmosphere of Earth? What changes occurred to the early atmosphere? What was the key factor in creating an atmosphere similar to today?

The composition of the Milky Way does not include:

How old are fossils that indicate the first life forms on Earth?

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and the Environment

Filters

Exam 1: The Origin of the Ocean

What could ultimately be linked to the lack of water on Mars?

Experiments involving early atmospheric conditions were able to produce amino acids, sugars, and even microscopic bacteria.

What had the most influence in irreversibly changing the Earth's atmosphere?

Which does not describe a law?

Earth was most likely chemically homogenous when it was young.

How long ago did the big bang catalyze the beginning of the universe?

Amino acids, sugars, proteins, and nucleotides are considered the building blocks of life.

What was the composition of the early atmosphere of Earth? What changes occurred to the early atmosphere? What was the key factor in creating an atmosphere similar to today?

The composition of the Milky Way does not include:

How old are fossils that indicate the first life forms on Earth?

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and the Environment

Filters