Yr8 Waterfalls

What is the name for the series of small waterfalls?

• Eddies

• Riffles

• Rapids

• Meanders

Which erosion process will not directly effect the rate of plunge pool growth?

• Abrasion

• Hydraulic action

• Attrition

• Solution

Which is NOT a type of weathering?

• Biological

• Chemical

• Physical

• Sociological

What is the term used to say that waterfalls move backwards towards the river source?

• Retreat

• Withdrawal

• Regress

• Seclusion

Which part of a waterfall is formed from hard rock?

• Overhang

• Undercut

• Plunge Pool

• Rapids

Which part of a waterfall is formed from soft rock and proper name for the back wall?

• Overhang

• Undercut

• Plunge Pool

• Rapids

What is the name for the pool that forms at the bottom of a waterfall?

• Plunge

• Lunge

• Grunge

• Scunge

Which section of a river's course is a waterfall most likely to occur in?

• upper

• middle

• lower

• throughout

Which waterfall is the world's tallest, with a drop of 979m?

• Angel Falls

• Iguazu Falls

• Victoria Falls

• Niagara Falls

The speed the water in a. river travels at increases shortly before a waterfall. This is called the...

• discharge

• velocity

• gradient

• wetted perimeter