Earth's Geological Eras and Atmospheres

Earth's Geological Eras and Atmospheres

Assessment

Interactive Video

Science, Biology, Geography

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explores the Precambrian Period, which accounts for over 90% of Earth's history. It covers the Hadean, Archaean, and Proterozoic eras, detailing the formation of Earth, atmospheric changes, and the development of early life. The Hadean Era describes a hellish environment with volcanic activity, while the Archaean Era sees the formation of oceans and islands. The Proterozoic Era features the emergence of supercontinents and single-celled organisms.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the term 'Precambrian' originally refer to?

The period before the Cambrian Period

The period of human evolution

The period of dinosaur extinction

The period after the Cambrian Period

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following eras is NOT part of the Precambrian Period?

Hadean

Proterozoic

Archaean

Jurassic

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During the Hadean Era, what was the Earth's atmosphere primarily composed of?

Oxygen and nitrogen

Hydrogen and helium

Carbon dioxide and water vapor

Methane and ammonia

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What significant event is believed to have occurred at the start of the Hadean Era?

Formation of the first continents

Collision with an asteroid the size of Mars

Emergence of multicellular life

Development of the ozone layer

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What major change occurred during the Archaean Era?

The Earth became entirely covered in ice

The formation of a global ocean

The extinction of dinosaurs

The rise of mammals

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the primary composition of the atmosphere during the Archaean Era?

Sulfur dioxide

Nitrogen

Oxygen

Carbon monoxide

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What geological formations were created by volcanic activity during the Archaean Era?

Mountain ranges

Desert dunes

Island chains

River valleys

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