Great Lakes Knowledge Assessment

The video explores the Great Lakes, a unique freshwater system in North America, formed by glaciers 12,000 years ago. It discusses their characteristics, comparing them to seas, and highlights their historical significance in US expansion and trade. The video also covers geographical details of each lake and associated cities, and addresses environmental concerns like pollution and invasive species, emphasizing the importance of conservation.

What is the primary reason the Great Lakes are considered unique?

• They are the oldest lake system on Earth.

• They are located in the Southern Hemisphere.

• They are the largest saltwater lake system.

• They are the largest freshwater lake system.

Why are the Great Lakes not classified as seas?

• They are not at sea level and do not connect to the ocean.

• They are not salty.

• They are smaller than seas.

• They are located in a different hemisphere.

Which two states fought over the Toledo Strip for access to Lake Erie?

• Illinois and Indiana

• Michigan and Ohio

• New York and Pennsylvania

• Wisconsin and Minnesota

Which lake is the largest by surface area?

• Lake Superior

• Lake Ontario

• Lake Michigan

• Lake Erie

What is the combined name for Lake Michigan and Lake Huron?

• Lake Superior

• Lake Michigan-Huron

• Lake Erie

• Lake Ontario

Which city is located on the coast of Lake Ontario?

• Detroit

• Toronto

• Chicago

• Cleveland

What environmental issue has recently affected Lake Erie?

• Oil spill

• Algae bloom

• Earthquake

• Drought

What percentage of the world's freshwater is contained in the Great Lakes?

• 21%

• 10%

• 50%

• 35%

Which invasive species is threatening the Great Lakes ecosystem?

• Kudzu

• Asian carp

• Zebra mussels

• Emerald ash borer

What is a major economic activity supported by the Great Lakes?

• Agriculture

• Tourism

• Fishing and trade

• Mining