Relative Ages of Rocks

Question 1

Determining the order of events and the relative age of rocks by examining the position of rocks in a sequence is called ____.

Revolt · Accepted Answer

relative dating

Question 2

A limestone bed containing fossils that are 550 million years old is ____ a bed of sandstone containing fossils that are 400 million years old.

Revolt · Accepted Answer

older than

Question 3

Extrusions are formed by cooling magma beneath Earth’s surface.

Revolt · Accepted Answer

F

Question 4

Please select the word from the list that best fits the definition

Revolt · Accepted Answer

unconformities

Question 5

Scientists are able to determine the relative age of rocks in specific years.

Revolt · Accepted Answer

F

Question 6

Which statement is true of the undisturbed rock layers shown?

Revolt · Accepted Answer

Limestone is the youngest.

Question 7

Please select the word from the list that best fits the definition

Revolt · Accepted Answer

missing layer

Question 8

In a series of undisturbed rock layers where shale lies between sandstone below and limestone above, the ____.

Revolt · Accepted Answer

limestone is youngest

Question 9

If the same types of fossils are found in two separate rock layers, it's likely that the two rock layers ____.

Revolt · Accepted Answer

are part of one continuous deposit

Question 10

If the same sequence of rock layers is observed over a large area, ____.

Revolt · Accepted Answer

a large deposit of rock formed over a large area

Relative Ages of Rocks Answers