Human Geo

How are fossil fuels formed?

• Fossil fuels are made from ancient plant and animal remains buried for millions of years.
• Fossil fuels are created through rapid evaporation.
• Fossil fuels come from current plants and animals.

Name three major water systems in the U.S.?

• The Mississippi River, Great Lakes, and Colorado River.
• The Hudson River, Missouri River, and Lake Tahoe.
• The Amazon River, Lake Michigan, and Nile River.
• Pluto

How did tectonic activity form U.S. landforms?

• Tectonic plates shifted, pushing land upwards creating mountains and shaping the landscape.
• Tectonic activity melted land, forming valleys and gorges.
• Tectonic plates pulled land downwards, forming canyons.

Why are rivers and lakes vital to U.S. economy?

• They support trade, transport, fishing, and recreation, driving economic growth and jobs.
• They primarily serve as tourist attractions.
• They are essential only for flood control.

What affects U.S. climate and vegetation?

• Factors like latitude, elevation, and proximity to oceans and mountains influence climate and vegetation.
• Only the amount of rainfall in an area.
• The number of forests and trees in an area.

What is the definition of a hurricane?

• A tropical storm with violent wind, in particular in the Caribbean Sea.
• A land storm with mild wind.
• The first part of a river where it starts to flow.

What is the definition of a fossil fuel?

• A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
• A type of fuel that is created from contemporary plant matter.
• A fuel derived from the decomposition of leaves.

What is the definition of a tributary?

• A river or stream flowing into a larger river or lake.
• The point where a river originates.
• The largest part of a river.

What is the definition of headwaters?

• The source of a river or stream.
• A large body of water surrounded by land.
• A place where two rivers merge.

What is the definition of divide?

• A ridge or line of high ground forming the boundary between two drainage basins.
• The point where a river starts.
• A type of plant found near rivers.