Module 1

Question 1

A possible answer to a scientific question that will be tested is a(n)

Answer 1

Hypothesis

Question 2

A mineral is defined as natural, solid, and________ with specific chemical composition and ordered internal structure.

Answer 2

Inorganic

Question 3

Cleavage is the tendency of minerals to break along zones of weakness that make parallel planes. T or F?

Answer 3

True

Question 4

Rocks can also form from ions precipitating out of solution. T or F?

Answer 4

True

Question 5

Rocks can form in all of the following ways EXCEPT_______.

Answer 5

By the process of accumulation on the Earth’s surface

Question 6

Which of these is not an agent of metamorphism?

Answer 6

Sunlight

Question 7

Laboratory created diamonds are also considered a mineral. T or F?

Answer 7

False

Question 8

Liquid mercury is not considered a mineral. T or F?

Answer 8

True

Question 9

Minerals that are composed of only one element, such as diamond, are called____________.

Answer 9

Native elements

Question 10

Intrusive igneous rocks form_________.

Answer 10

Below ground

Question 11

The first step of the scientific method is to_________.

Answer 11

Formulate a question

Question 12

In Earth’s history, which of the following came first?

Answer 12

Precambrian

Question 13

Dating rocks using the decay of radio active isotopes is___________.

Answer 13

Absolute age dating

Question 14

Relative dating does not depend on establishing a specific numerical age. T or F?

Answer 14

True

Question 15

The stratigraphic principle that states that a rock that is cut by a fault or igneous intrusion is older than the thing that cuts it is ______________________.

Answer 15

Cross-cutting relationships

Question 16

The stratigraphic principle that states that in a sequence of sedimentary rock the older rock is on the bottom and the younger rock is on the top is _______________.

Answer 16

Superposition

Question 17

How old is Earth?

Answer 17

4.5 Billion years old

Question 18

Uniformitarianism is the assumption that the chemical and physical laws of nature have not changed. T or F?

Answer 18

True

Question 19

In general, an unconformity is a buried erosional surface represents a large gap in geologic time within a rock or stratigraphic sequence. T or F?

Answer 19

True

Question 20

A ________ delineates the change from both the Paleozoic Era to the Mesozoic Era, and the Mesozoic Era to the Cenozoic Era in the geologic time scale.

Answer 20

Mass Extinction