Super Easy
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100

Deep valley with very steep sides- often carved from by a river. 

What is a canyon? 

100

Part of the ocean that is partly surrounded by land. 

What is a gulf? 

100

Where the river meets the sea or ocean. 

What is an estuary? 

100

A large body of water surrounded by land on all sides. 

What is a lake? 

100

A low, watery land formed at the mouth of a river. Formed from silt, sand, and small rocks that flow downstream. 

What is a delta? 

200

A body of water that is partly enclosed by land. 

What is a bay? 

200

An area that receives less than 10 in. of rain per year, no vegetation. 

What is a desert? 

200

A raised area or mound of land. 

What is a hill? 

200

A long narrow sea inlet that is bordered by steep cliffs. 

What is a fjord? 

200
A shallow body of water that is located alongside a coast. 

What is a lagoon? 

300

A passageway of water connecting two large bodies of water. 

What is a strait? 

300
A green/fertile area in an arid region. 

What is an oasis? 

300

A constructed channel filled with water used for navigation, irrigation, or drainage. 

What is a canal? 

300
A body of water that connects two larger bodies of water. This can be part of a river or harbor, deep enough for ships to sail through. 

What is channel? 

300
A land formation with a flat area on top and steep walls. Usually in dry areas. 

What is a mesa? 

400

A very tall high, natural place. 

What is a mountain? 

400

A hill or ridge made of sand. 

What is a dune? 

400

An area of grassland and scattered trees. 

What is a savanna? 

400

Type of freshwater, or saltwater wetland that is found along rivers, ponds, lakes, or coasts. Plants grow up out of the water. 

What is a marsh? 

400

Wide inlet of the sea or ocean that is parallel to the coastline; often separates a coastline from a nearby island.

What is a sound? 

500

A large body of salt water around a continent. 

What is an ocean? 

500

A piece of land that is surrounded by water. 

What is an island? 

500

Slowly moving river of ice. 

What is a glacier? 

500

A large, flat area of land that is higher than the surrounding land. 

What is a plateau? 

500
A narrow strip of land connecting two larger landmasses. 

What is an isthums? 

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