Fossils & Weathering/Erosion

In which type of rock are most fossils found?

• sedimentary rock

• metamorphic rock

• igneous rock

• fossils

What needs to happen FIRST for a fossil to form?

• A plant or animal must be covered by sediment.

• A plant or animal must die and decompose.

• Sediments fill a a mold to form a cast.

• An earthquake shifts the land up.

A ______________________ is a scientist who studies fossils.

• biologist

• chemist

• paleontologist

• astronomer

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Where can the oldest layer of sedimentary rock be found?

• The top layer

• The middle layer

• They are all the same age

• The bottom layer

Tags

NGSS.MS-ESS1-4

The layers in the canyon's sedimentary rock were most likely created by ​​ (a)  

• moving water
• volcanic eruptions
• earthquakes
• scorching sun

Answer explanation

Canyon layers are exposed by rivers carving into the rock.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Which layer is the oldest?

Tags

NGSS.MS-ESS1-4

Which layer is the youngest?

Tags

NGSS.MS-ESS1-4

Which layer is younger than layer 4?

• 2

• 1

• 6

• 3

Tags

NGSS.MS-ESS1-4

Which layer formed first?

• Rock Layer W
• Rock Layer X
• Rock Layer Y
• Rock Layer Z

Tags

NGSS.MS-ESS1-4

Which area would a shark tooth most likely be found? 

• Area A
• Area B
• Area C
• Area D