Key Terms Practice 1 - T1

Relative age dating describes the process of determining the age of rock layers by __________.

• A. doing scientific experiments

• B. drawing their layers

• C. comparing their layers

• D. all of the the above

Absolute age dating of rock layers determines their age in numbers.

• True

• False

Which one is NOT a Principle of Relative Age Dating?

• Intrusion

• Vertically

• Superposition

• Lateral continuity

_________ is the principle that in undisturbed rock layers, the oldest rocks are on the bottom.

• Intrusion

• Superposition

• Powerful position

• Lateral continuity

__________________ most rock-forming materials are deposited in horizontal layers.

• Original horizontality

• Superposition

• Lateral continuity

• Inclusion

if one geologic feature cuts across another feature, the feature that it cuts across is older

• Original horizontality

• Superposition

• Lateral continuity

• Cross-cutting relationship

____________ is when a piece of an older rock that becomes part of a new rock.

• Original horizontality

• Superposition

• Lateral continuity

• Inclusion

The oldest layer is

• A

• B

• C

• D

Which letter shows an Inclusion?

• A

• B

• C

• D

Which layer is newer than C?

• A

• B

• A and D

• None, A and B are both older than C