Avery, Benjamin, and Sophia went on a field trip to a river. They noticed a smaller stream flowing into the river. What is this smaller stream called?

• Avery, Benjamin, and Sophia observed that this smaller stream is a tributary, which is a small lake that feeds into a larger lake.

• They thought it is a tributary, a man-made structure that diverts water from a river.

• They learned that it is a tributary, a stream or river that flows into a larger stream or river.

• They guessed it is a tributary, a type of bird that lives near rivers.

What is the meaning of headwaters of a river?

• The headwaters of a river refer to the source or the beginning of a river.
• The headwaters of a river refer to the underground part of a river.
• The headwaters of a river refer to the middle section of a river.
• The headwaters of a river refer to the mouth or the end of a river.

Arjun, Ava, and Emma are planning a trip to the Rocky Mountains. They learned about the continental divide located there. What does this continental divide signify?

• It separates the watersheds that drain into the Gulf of Mexico from those that drain into the Great Lakes.

• It separates the watersheds that drain into the Pacific Ocean from those that drain into the Atlantic Ocean.

• It separates the watersheds that drain into the Mediterranean Sea from those that drain into the Red Sea.

• It separates the watersheds that drain into the Indian Ocean from those that drain into the Arctic Ocean.

What is the definition of fall line in World Geography?

• The fall line is a line that separates countries in World Geography.
• The fall line is an imaginary line where rivers and streams descend rapidly from an upland to a lowland.
• The fall line is a line that marks the transition from summer to winter in World Geography.
• The fall line is a line that marks the beginning of autumn in World Geography.

What is the definition of a hurricane in World Geography?

• A hurricane is a small, non-rotating storm system with weak winds and light rainfall.
• A hurricane is a type of tornado that occurs over water.
• A hurricane is a large, rotating storm system characterized by a low-pressure center, strong winds, and heavy rainfall.
• A hurricane is a calm and sunny weather condition with no wind or rain.

In a World Geography class, Ava, Grace, and Hannah are discussing energy sources. They are trying to understand the definition of a fossil fuel. Which of the following statements best describes a fossil fuel?

• A fossil fuel is a natural fuel formed from the remains of living organisms over millions of years.

• A fossil fuel is a man-made substance used for energy production.

• A fossil fuel is a renewable energy source.

• A fossil fuel is a type of rock that contains ancient artifacts.

Match the following terms with the definitions of Physical Geography of US

• Smaller river flowing into a larger one

• Tributary

• Rapid rivers from higher to lower land

• Continental Divide

• Where a river starts

• Hurricane

• Rivers flow either east or west

• Headwaters

• strong storms that affect the US

• Fall Line

What is the definition of timberline in World Geography?

• The timberline is the elevation at which trees grow the tallest.
• The timberline is the elevation at which trees grow the fastest.
• The timberline is the elevation below which trees cannot grow.
• The timberline is the elevation above which trees cannot grow.

What is the definition of chinook in World Geography?

• A term used to describe the indigenous people of Alaska.
• A type of fish found in the Atlantic Ocean.
• A warm and dry wind that blows down the eastern slopes of the Rocky Mountains in North America.
• A cold and wet wind that blows up the western slopes of the Rocky Mountains in North America.

During a geography class, Daniel and Maya were discussing about the largest deposit of tar sands. Daniel said it's located in Canada. Can you help Benjamin identify the name of this tar sands deposit?

• Athabasca oil sands

• Natural Gas in Canada

• Keystone XL pipeline

• Alberta oil sands