CKLA Unit 11 Chapters 6-9 Quiz

Which was the technology of early humans?

• tools made of stone and wood

• animal traps

• basic computers

• animal skins and bones

Over time, technology improved, and humans learned to create and use ___________.

• computers

• machines

• tractors

• fire

How do humans get oil?

• melting hot iron with gases

• drilling wells deep into the earth

• hauling it from overseas on boats

• drilling for minerals to make it

What is the name of the oil rig that exploded in 2010 and caused a massive oil spill in the Gulf of Mexico?

• Deepwater Horizon

• BP

• Deepwater Oil

• Louisiana Coast Rig

What is an oil boom?

• a boat used to clean oil spills

• a floating wall or barrier used to contain the spread of oil

• when oil explodes from underwater wells

• long drills used for finding oil

​ (a)   of gallons of oil from the oil spill washed up on land.

• milions
• tens

• hundreds
• thousands

Can, bottles, papers, and boxes can all be (a)   .

• reused

• recycled

• renewed

• repeated

Who started the Sierra Club?

• Henry David Thoreau

• Ralph Waldo Emerson

• John Muir

• Teddy Roosevelt

Conservationists are people who...

• study trees and animals

• people who work to protect natural resources

• raise money to protect national parks

• scientists who study ecosystems

The bald eagle is the national bird of the United States. It is a symbol of _______ and _______ .

• freedom and strength

• courage and freedom

• endangered and extinct

• justice and honor