Science 3rd Quarter Benchmark Review

Front

What is the Gulf Stream?

Back

A warm ocean current that flows from the Gulf of Mexico along the eastern coast of the United States and across the Atlantic Ocean.

Front

True or False: The Gulf Stream travels mainly on the bottom of the ocean floor.

Back

False

Front

What are the three types of plate boundaries?

Back

Convergent, Divergent, Transform.

Front

What is a divergent plate boundary?

Back

A boundary where two tectonic plates move away from each other.

Front

What is a transform plate boundary?

Back

A boundary where two tectonic plates slide past each other.

Front

What is salinity?

Back

The amount of salt in water.

Front

How does salinity affect ocean life?

Back

Different organisms thrive in different salinity levels; too much or too little can be harmful.

Front

What is the independent variable in an experiment?

Back

The factor that is changed or controlled to test its effects on the dependent variable.

Front

In the blackout curtains experiment, what is the dependent variable?

Back

The amount of sleep.

Front

What is the scientific method?

Back

A systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.