Front

What is a mountain?

Back

A mountain is a large landform that rises prominently above its surroundings, typically having a peak or summit.

Front

What is an island?

Back

An island is a piece of land that is completely surrounded by water.

Front

What is a volcano?

Back

A volcano is an opening in the Earth's surface that allows molten rock, ash, and gases to escape from below the Earth's crust.

Front

What is a valley?

Back

A valley is a low area of land between hills or mountains, often where a river flows.

Front

What happens to an animal when it dies and is buried by layers of earth?

Back

The animal can become fossilized as layers of earth accumulate over it.

Front

What do fossils tell us about the Earth's history?

Back

Fossils provide evidence of past life and can indicate the environment in which the organisms lived.

Front

What is a canyon?

Back

A canyon is a deep gorge, typically one with a river flowing through it, formed by erosion.

Front

What does it mean when we say an area was once underwater?

Back

It means that the land was covered by water in the past, which can be indicated by the presence of certain fossils.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by wind, water, or ice.

Front

What is sediment?

Back

Sediment is small particles of rock and soil that are carried and deposited by wind or water.