Year 8: The Vast Volga Quiz

What is the definition of a watershed?

• A. A point where two streams meet

• B. The boundary of a drainage basin

• C. The starting point of a river

• D. The end point of a river

What is the term for the starting point of a river?

• A. Confluence

• B. Tributary

• C. Source

• D. Mouth

What is the process called when water vapor turns into a liquid to form clouds?

• A. Evaporation

• B. Precipitation

• C. Percolation

• D. Condensation

Which river process involves the wearing away of sediment carried in the river as they knock into one another?

• A. Hydraulic Action

• B. Abrasion

• C. Solution

• D. Attrition

What percentage of Russia's fresh drinking water is provided by the Volga river?

• A. 10%

• B. 20%

• C. 30%

• D. 40%

What is the main cause of river flooding due to urbanization?

• A. Steep slopes

• B. Impermeable rocks

• C. Concrete is impermeable so water flows to drains

• D. Trees soak up and intercept the water

What is the term for a lake that forms from a meander?

• A. Waterfall

• B. Meander

• C. Oxbow lake

• D. Tributary

What is the process called when liquid turns to a gas and begins to rise?

• A. Condensation

• B. Evaporation

• C. Precipitation

• D. Percolation

Which of the following is NOT a cause of river flooding?

• A. Steep slopes

• B. Urbanization

• C. Trees soaking up water

• D. Impermeable rocks

What is the term for the point where two streams meet?

• A. Source

• B. Confluence

• C. Tributary

• D. Mouth