FOSS Earth History Inv. 3-6

What processes turn sediments into hard rock?

• compaction and cementation

• absorption

• deposition

What type of environment is shale formed in?

• ocean

• desert

• swamp

• snowy mountain

Tags

NGSS.MS-ESS2-4

What type of environment is where limestone formed?

• swamp

• ocean

• desert

• tundra

What type of environment is where sandstone formed?

• glacier

• swamp

• ocean

• desert

Which sedimentary rock is formed from animal skeleton, shells and calcite?

• sandstone

• limestone

• shale

• all the choices

Fossils can be found in different types of sedimentary rock due to sediments quickly covering the organism.

• True

• False

Tags

NGSS.MS-LS4-1

Why are there gaps in the fossil record?

• There are fossils geologists haven't found yet

• Many organisms don't have hard body parts that can be fossilized

• Geological events destroyed fossils

• all the choices

Tags

NGSS.MS-LS4-1

The most important use for an index fossil is to help geologists

• determine the environment the rock was formed in

• determine if the rock contains calcite

• identify the age of the rock

• identify the organism that is fossilized

Tags

NGSS.MS-ESS1-4

Earth's geological time is categorized into eras and periods which shows geologists

• how organisms evolved over time

• the thickness of rock layers

• the number of rock layers in the Grand Canyon

• the types of sedimentary rock in the Grand Canyon

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

NGSS.MS-LS4-2

Fossils found in Cambrian rocks, but not in Triassic rocks mean that the organism

• didn't have any deaths during Triassic period

• fossils didn't form during Triassic period

• went extinct before the Triassic period

• all the choices

Tags

NGSS.MS-LS4-1