WCAS Science Test Prep 3rd

Front

What causes the apparent movement of stars in the night sky?

Back

The rotation of Earth on its axis.

Front

What is the best way to increase the concentration of a sugar solution?

Back

Increase the amount of sugar, and keep the amount of water constant.

Front

What is the genetic makeup of an organism called?

Back

Genotype.

Front

During which change of state does the volume of a substance increase the most?

Back

Sublimation.

Front

What action is likely to increase biodiversity in an ecosystem?

Back

Planting a variety of native plant species.

Front

What is the term for the observable traits of an organism?

Back

Phenotype.

Front

What is the process called when a solid turns directly into a gas?

Back

Sublimation.

Front

What is the term for the variety of life in a particular habitat or ecosystem?

Back

Biodiversity.

Front

What is the main factor that affects the seasons on Earth?

Back

The tilt of Earth's axis.

Front

What is the term for the movement of Earth around the Sun?

Back

Revolution.