Science Exploring Earth's Rivers and Streams

Multiple Choice

Which river is the largest river system in North America?

• Nile River

• Mississippi River

• Amazon River

• Euphrates River

Multiple Choice

Which type of stream flows year-round, even during dry seasons?

• Perennial Streams

• Ephemeral Streams

• Intermittent Streams

• First-Order Streams

Multiple Choice

What are smaller streams that flow into larger rivers called?

• Perennial Streams

• Intermittent Streams

• Ephemeral Streams

• 
  Tributaries

Multiple Choice

Which river is the longest in the world?

• Nile River

• Mississippi River

• Amazon River

• Euphrates River

Multiple Choice

Which river is often referred to as the 'Lungs of the Earth'?

• 
  Nile River

• 
  Amazon River

• Mississippi River

• Euphrates River