Geologic Time

What process uses rock layers and index fossils to determine an object's estimated age?

• Radioactive dating

• Law of superposition

• relative dating

• geologic time

Tags

NGSS.MS-ESS1-4

Using the location and depth of where a fossil is found to estimate age is called

• radioactive dating

• the law of superposition

• index fossils

• the geologic time

Tags

NGSS.MS-ESS1-4

What describes using organisms that were only alive during a specific time period to estimate the unknown age of items?

• Radioactive dating

• Law of superposition

• Relative dating

• Index Fossils

What process uses analysis of the decay of atomic particles to determine exact age?

• radioactive dating

• Law of superposition

• Relative dating

• geologic time

Tags

NGSS.HS-PS1-8

Radioactive dating involves determining which of the following?

• Half-life decay

• Index fossils

• Depth of layers

• Geologic time

Tags

NGSS.HS-PS1-8

What process uses atomic particles of carbon and uranium to determine exact age?

• Radioactive dating

• Law of superposition

• Relative dating

• Geologic time

Tags

NGSS.HS-PS1-8

The table below shows the age of fossils found in four separate layers of an undisturbed rock:

• Layer A

• Layer B

• Layer C

• Layer D

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

The table below shows the fossils found in various layers of an undisturbed rock:

Which is most likely an index fossil :

• A

• B

• D

• E

Tags

NGSS.MS-ESS1-4

The table below shows the fossils of organisms found in various layers of an undisturbed rock:

Which statement about the organisms whose fossils are found in the rock is correct?

• Organism W existed much before Organism Y.

• Organism Y existed over the longest period of time.

• Organism Y and Organism U were alive over the same time span.

• Organism W existed over a shorter period of time than did Organism X.

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

The diagram below shows the layers of a rock having a trilobite:

Which statement about the rock fossils is true?

• Fossil B is older than fossil A.

• Fossil A is younger than fossil C.

• Fossil C belongs to the same period as the trilobite.

• Fossil B belongs to the same period as the trilobite.

Tags

NGSS.MS-ESS1-4