Y8 Rivers Mid Unit Assessment

What is the definition for the water cycle?

• Where water is cleaned at the sewage works and re-used.
• The process by which water moves from the sea to the air and then to the land.
• The movement of water caused by ocean currents.

Identify the process shown at stage 1 on the water cycle diagram.

• Evaporation
• Condensation
• Precipitation

What is the name of the process that forms clouds (number 4 on the diagram)?

• Condensation
• Vapourisation
• Precipitation

Which of these is NOT a type of precipitation?

• Sleet
• Hail
• Thunder
• Rain

Which is the longest river in UK?

• River Tees
• River Thames
• River Severn

What is the name for the edge of a drainage basin (shown by the dotted line)?

• The boundary
• The watershed
• The valley
• The confluence

True or false - the source of a river is usually found in a flat area surrounded by a floodplain.

• True
• False

How does a river’s gradient change along its long profile towards the mouth?

• The gradient gets more gentle

• The gradient gets more steep

• It's flat the whole way from source to mouth

In which order do these processes usually happen in rivers?

• Deposition, then erosion, then transportation
• Erosion, then transportation, then deposition
• Transportation, then erosion, then deposition

Which type of erosion is the SANDPAPERING effect of rocks being dragged along the bed and banks

• Hydraulic action
• Abrasion
• Attrition
• Corrosion