Waters of the USA

What lake was formed after the collapse of a volcano?

• Superior Lake

• Crater Lake

• Huron Lake

• Michigan Lake

Where does the Mississippi river flow?

• The Atlantic Ocean

• The Pacific Ocean

• The Gulf of Mexico

What was the Pink Floyd flamingo eating in the wild?

• Seagulls

• Brine shrimp

• Swans

• Fish

How long ago was Crater Lake formed?

• 10.000 years ago

• 170.000 years ago

• 7.700 years ago

• 70.000 years ago

Which national park contains 60% of the world’s geysers?

• Yellowstone national park

• Denali national park

• Yosemite national park

The Crater Lake is the... lake in the world

• shortest

• longest

• deepest

What form does the Mississippi delta have?

• a fish

• a sock

• a bird's foot

• a triangle

Hot springs from which hot water and steam erupt into the air

• Volcano

• Delta

• Geyser

• Lake

An area of low, flat land where a river divides into several smaller rivers before flowing into the sea.

• beach

• delta

• natural pool

• lake

It is generally a body of water inside an inactive volcano crater

• volcanic lake

• tectonic lake

• volcanic river