Topic 10 - Earth's History Regents Review Earth Science

Base your answer to the following question on the data table to the left. The table shows the percentage of original carbon-14 remaining in three different fossils. The approximate ages of the gastropod shell and the tree wood are shown in years. The age of the human bone has been left blank.

What is the approximate age of the human bone fossil?

A) 5,700 y B) y C)y Dy

• 5,700

• 17,100

• 22,800

• 39,900

Tags

NGSS.MS-LS4-1

Much of the evidence for the evolution of lifeforms on Earth has been obtained by...

• studying the life spans of present-day animals

• radioactive dating of metamorphic rock

• correlating widespread igneous ash deposits

• examining fossils preserved in the rock record

Tags

NGSS.MS-LS4-1

Fossil pollen has been recovered from sediments deposited in late-Pleistocene lakes. The pollen’s geologic age can most accurately be measured by using...

• rubidium-87

• potassium-40

• oxygen-18

• carbon-14

The photograph to the left shows the bedrock structure of a limestone outcrop.

Which process is responsible for the deformation of this bedrock?

A) B) C) mass movement D)

• folding

• weathering

• mass movement

• volcanic activity

Tags

NGSS.MS-ESS2-2

When did the Jurassic Period end?

• 66 million years ago

• 144 million years ago

• 163 million years ago

Tags

NGSS.MS-ESS1-4

Evidence indicates that 251 million years ago a mass extinction of many life-forms occurred on Earth. Which form of life became extinct at this time?

• trilobites

• dinosaurs

• mammoths

• eurypterids

Tags

NGSS.MS-LS4-1

Which fossil sequence is in order from oldest to youngest?

• 
• 
• 
• 

Tags

NGSS.MS-LS4-1

The geologic cross section below shows bedrock layers A through D. Line XY is a fault.

The fault most likely occurred after

A B) C) layer A formed, but before layer B formed D) layer B formed, but before layer C formed

• all bedrock layers were formed

• layer C formed, but before layer D formed

• layer A formed, but before layer B formed

• layer B formed, but before layer C formed

Tags

NGSS.MS-ESS1-4

The diagram below represents three bedrock outcrops. The layers have not been overturned. Letters A through E identify different rock layers. Fossils found in the rock layers are shown.

Which fossil could be classified as an index fossil?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

NGSS.MS-ESS2-3

The graph below shows the radioactive decay of rubidium-87

What percentage of rubidium-87 atoms will be left after four half lives?

• 25.0%

• 12.5%

• 6.25%

• 3.125%