Rock Strata and Patterns

What is the best explanation of how the rock strata shifted?

• Weathering flipped over the rock strata.

• Folding bent the layers and formed mountains.

• An earthquake shifted the rock strata downward.

• edimentary rock was deposited over the rock layers.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which layer is the oldest?

• 1

• 2

• 3

• 4

• 5

Tags

NGSS.MS-ESS1-4

Which layer is the youngest?

• 1

• 2

• 3

• 4

• 5

Tags

NGSS.MS-ESS1-4

Which layer is the oldest?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4

This fossil in the picture was discovered near a forest.  The environment of the forest was most likely once ______________.

• dry and home to many animals

• covered with water

• covered in rocks

Tags

NGSS.MS-LS2-4

What evidence is shown in the picture to support the fact that Grand Canyon rocks are examples of sedimentary strata?

• The layers of rock are in horizontal patterns.

• The layers of rock are in vertical patterns.

• The rocks are near a riverbed.

• The rocks have smooth edges.

Tags

NGSS.MS-ESS1-4

A fossil discovery team found this fossil of an extinct animal at a dig site. One of the team members drew a diagram to show the different layers of rock where the team has found fossils. Select the layer of rock that shows where the fossil was most likely found.

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-4

What evidence is shown in the picture to support the fact that Grand Canyon rocks are examples of sedimentary strata?

• The rocks are near a riverbed.

• The layers of rock are in vertical patterns.

• The layers of rock are in horizontal patterns.

• The rocks have smooth edges.

Tags

NGSS.MS-ESS1-4

A team of scientists found fossils of several organisms. They determined when the organisms lived based on the layer of rock in which each fossil was found. One scientist created a basic time line of the team’s findings.

Use the information in the time line to complete the sentence.

Trilobites went extinct about ____________ million years ago at the ______________ of the ___________________ era.

• 250; end; Paleozoic

• 650; onset; Mesozoic

• 65; end; Cenozoic

• 550; middle; Precambrian

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

the ages of fossils and rock layers

• strata

• fossils

• scale

Tags

NGSS.MS-ESS1-4