Front

What is an inference?

Back

Something you figure out based on observations and information you already know.

Front

What type of rock is the best place to find fossils in?

Back

Sedimentary rock.

Front

What is a fossil?

Back

A clue about life from the past that is preserved in rock.

Front

What is an observation?

Back

Something you noticed using any of the five senses.

Front

How are sedimentary rocks formed?

Back

By compacting and cementing.

Front

What is sediment?

Back

Small pieces of rock and minerals that settle at the bottom of water.

Front

What is the rock cycle?

Back

The process by which rocks change from one type to another over time.

Front

What are the three main types of rocks?

Back

Igneous, sedimentary, and metamorphic.

Front

What is erosion?

Back

The process of wearing away rocks and soil by wind, water, or ice.

Front

What is weathering?

Back

The breaking down of rocks into smaller pieces by natural forces.