Question 1

The average height of the continents above sea level is greater than the average depth of the ocean?

False

Question 2

Most of water on earth is contained…

d. in it’s interior

Question 3

What orderly process do scientists use to verify or reject theories?

c. Scientific Method

Question 4

Life on Earth almost certainly originated

d. in the ocean.

Question 5

What element makes up the most abundant form of matter in the universe?

a. hydrogen

Question 6

A supernova is:

c. an exploding star.

Question 7

Physical oceanographers:

a. Study and observe wave dynamics, currents, and ocean-atmosphere interaction.

Question 8

Earth’s ocean first formed

b. when the surface became cool enough for liquid water to collect.

Question 9

Interlinking lines of evidence tell us that the age of Earth is approximately

c. 4.6 billion years old.

Question 10

How long ago might life on Earth have originated?

c. 3.85 billion years

Question 11

If you were looking around our solar system for another planetary body that could have life, the most important thing you would look for is liquid water.

True

Question 12

Of all the bodies in the solar system, researchers are increasingly certain that Earth is the only location that contains liquid water

False

Question 13

The Earth has always had an atmosphere about the same as it is today.

False

Question 14

The scientific theory for the origin of the universe is known as the Accretion Theory.

False

Question 15

The world ocean covers about 97% of the Earth's surface.

False

Question 16

How long might our descendants enjoy life on earth as we know it today before our Sun dies?

b. 5 Billion Years

Question 17

The most accepted explanation of the moon's origin is __________________.

d. it was formed by the collision of the Earth with a Mars-sized planetary body.

Question 18

Earth’s heavy elements came from _________________.

b. the deaths of ancient stars

Question 19

An explanation that is supported by many observations, has no major inconsistencies, and is accepted by most scientists is _____________________.

c. a theory

Question 20

Life on earth is formed of aggregations of a few basic kinds of compounds?

c. Carbon