HMH Mod 6 Week 1

Front

What is a long narrow groove or ditch?

Back

Trench

Front

What is something that is very old, from a time before history was recorded?

Back

Prehistoric

Front

What is something that can go or work under water?

Back

Submersible

Front

What do we call living things that grow well and are healthy?

Back

Thrive

Front

What term describes beautiful scenery?

Back

Scenic

Front

What is the highest point of a mountain called?

Back

Summit

Front

What is a deep valley with steep sides, often formed by erosion?

Back

Canyon

Front

What do we call the natural features of a landscape?

Back

Landform

Front

What is the act of growing or developing vigorously?

Back

Thrive

Front

What is a device that operates underwater, often used for exploration?

Back

Submersible