Historical Geology

What is the main focus of historical geology?

• The study of Earth's physical structure and substance

• The study of Earth's space and celestial environment

• The study of Earth's history through its rock record

• The study of Earth's modern-day climate systems

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Approximately how old is the Earth?

• 2.5 billion years

• 4.6 billion years

• 3.8 billion years

• 5.4 billion years

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

What is the correct order of the geochronological units from the largest to the smallest?

• Era, Eon, Period, Epoch

• Epoch, Period, Era, Eon

• Eon, Era, Period, Epoch

• Period, Epoch, Eon, Era

Tags

NGSS.MS-ESS1-4

What is the central idea of the Theory of Uniformitarianism?

• The Earth was shaped by sudden, short-lived events.

• The forces that changed the Earth in the past are not observable today.

• The forces that changed the Earth in the past are still changing it today.

• The Earth has remained unchanged throughout its history.

Tags

NGSS.MS-ESS2-2

In what type of rocks are fossils usually found?

• Igneous rocks

• Metamorphic rocks

• Sedimentary rocks

• Basalt rocks

Tags

NGSS.MS-ESS2-3

What are molds in the context of fossils?

• Organisms that have been preserved in amber

• The space left in the rock after the organism has decayed

• The impression of an organism preserved in sediment

• Fossils that are formed from the remains of ancient plants

How do casts form in the fossilization process?

• When a mold is covered by sediment and hardens into rock

• When an organism is trapped in tree resin that hardens into amber

• When a mold fills with dissolved minerals

• When organic material is replaced cell by cell with minerals

What are petrified remains formed from?

• Organic material that has been compressed under high pressure

• Organic material that has been replaced by minerals

• Organic material that has been carbonized

• Organic material that has been crystallized

Which of the following is an example of petrified remains?

• A piece of wood that has turned to stone

• A perfectly preserved insect in amber

• A dinosaur bone with no mineral replacement

• A shell imprint in rock

What are original remains of an organism?

• Replicas of ancient life forms

• Actual remains of an organism

• Modern organisms that resemble ancient species

• Skeletal structures only

Tags

NGSS.MS-LS4-2