Absolute Relative Dating

If the half-life of a radioactive group of atoms is 100 years, then how old is the rock if there have been two half-lives?

• 25 years

• 200 years

• 400 years

• 800 years

Tags

NGSS.HS-PS1-8

Which of the following correctly lists the layers in order from oldest to youngest?

• A, B, C, D, E

• E, B, C, D, A

• E, D, C, B, A

• C, B, A, D, E

Tags

NGSS.MS-ESS1-4

Absolute age is defined as:

• The age of rock determined by radiometric dating.

• The age of rock based on living animals.

• The age of rock based on its location.

• The age of rock determined by relative dating.

Scientists use radiometric dating (radioactive decay) to measure...

• relative time (dating)

• absolute time (dating)

• half-lives

• time of day

Tags

NGSS.HS-PS1-8

Which of the following is the oldest?

• Layer L

• Intrusion D

• Intrusion H

• Layer E

Tags

NGSS.MS-ESS1-4

Layer B on side #1 (left) is a match to which layer on side #2 (right)?

• z

• y

• w

• there is no match

Tags

NGSS.MS-ESS1-4

Which type of dating method can be used on rock layers by applying the Law of Superposition?

• relative dating

• absolute dating

• radioactive dating

• radiometric dating

According to the law of __________, in horizontal sedimentary rock layers the oldest layer is at the bottom and the youngest layer is at the top. 

• Superposition

• Index Fossil

• Alfred Wegener

• Geologic Records

Tags

NGSS.MS-ESS1-4

What are the relative ages of the features in order from oldest to youngest?

• Limestone, Basalt, Fault, Siltstone

• Siltstone, Fault, Basalt, Limestone

• Limestone, Fault, Basalt, Siltstone

• Limestone, Siltstone, Fault, Basalt

Tags

NGSS.MS-ESS1-4

Which rock layer in the diagram seems to be the oldest?

• F

• B

• E

• A

Tags

NGSS.MS-ESS1-4