Unit 2: Mining, Drilling, and Fracking

What are the primary uses for gold ore?

• jewelry

• technological devices (cell phones, etc.)

• medical diagnostic equipment

• all of the options are correct

Coal is a primary source for electricity.

• True

• False

When was coal made?

• 2 million years ago

• 700 million years ago

• 300 million years ago

• 10,000 years ago

Which of the following is NOT a fossil fuel?

• Oil

• Iron ore

• Natural gas

• Coal

In what kind of ecosystem did coal and oil mostly form?

• Swamp

• Forest

• Ocean

• Desert

Oil is formed mostly from:

• Marine animals

• Trees

• Jungle plants

• Desert plants

A definition for ore is:

• Rich soil

• Valuable gemstones

• Mineral containing rock

• Coal or oil seam

Acid mine drainage is often caused by which element?

• carbon

• sulfur

• nitrogen

• oxygen

Which type of mining is associated with more environmental damage?

• Surface mining

• Subsurface mining

Which of the following is a possible environmental impact of mining?

• pollution and damage of habitat

• flooding and erosion

• subsidence (sinking earth)

• all of these

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4