Rocks, Soils, and Fossils 3rd grade

Front

What are the two properties of a rock that can be observed?

Back

Color and texture.

Front

What is one way to identify a rock?

Back

By its color.

Front

What can fossils tell us about past organisms?

Back

They can indicate the size of the organism.

Front

What is the difference between sand and clay soil?

Back

The grain size.

Front

What are fossils?

Back

Preserved parts or traces of animals and plants that lived in the past.

Front

What is texture in relation to rocks?

Back

The feel or surface quality of a rock.

Front

What is the definition of soil?

Back

A mixture of organic matter, minerals, gases, liquids, and organisms that support life.

Front

What is loam?

Back

A type of soil that is a mixture of sand, silt, and clay.

Front

What does the color of a rock indicate?

Back

It can help identify the type of rock.

Front

What is the importance of studying fossils?

Back

They help us understand the history of life on Earth.