First Semester Science Test

Front

What is a wetland?

Back

A wetland is a land area that is saturated with water, either permanently or seasonally, and supports aquatic plants.

Front

What orbits the nucleus of an atom?

Back

Electrons orbit the nucleus of an atom.

Front

What is an independent variable in an experiment?

Back

An independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What is a watershed?

Back

A watershed is an area of land that drains rainwater and snow into a common body of water, such as a river, lake, or ocean.

Front

What is the Scientific Method?

Back

The Scientific Method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is a constant in an experiment?

Back

A constant is a factor that remains the same throughout an experiment.

Front

What is a dependent variable?

Back

A dependent variable is the factor that is measured or observed in an experiment.

Front

What is the purpose of repeated trials in an experiment?

Back

Repeated trials help ensure that the results are reliable and not due to chance.

Front

What is an estuary?

Back

An estuary is a coastal area where freshwater from rivers meets and mixes with saltwater from the ocean.

Front

What is the role of neutrons in an atom?

Back

Neutrons are subatomic particles found in the nucleus of an atom that have no charge and contribute to the atomic mass.