2nd Semester Science DA Review

Front

What is the largest particle size of soil?

Back

Gravel is the soil with the largest particle size.

Front

What best describes loam?

Back

Loam has a mixture of particle sizes.

Front

What are fossils?

Back

Fossils are the preserved remains or evidence of ancient living things.

Front

Which soil particle holds water the best?

Back

Clay holds water the best.

Front

What is erosion?

Back

Erosion is the process where materials are carried away from a place by water, wind, or ice.

Front

What is the smallest particle size of soil?

Back

Clay is the soil with the smallest particle size.

Front

What is the main component of soil?

Back

The main components of soil are minerals, organic matter, water, and air.

Front

What is the process of soil formation called?

Back

Soil formation is called weathering.

Front

What is the role of organic matter in soil?

Back

Organic matter helps retain moisture and provides nutrients for plants.

Front

What is sediment?

Back

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