Sci 8 Winter Review

Front

What temperature does water freeze at in Fahrenheit?

Back

32 degrees Fahrenheit.

Front

What are three causes for water temperature variation in ocean water?

Back

Depth, latitude, and seasons.

Front

What is hydroelectric energy?

Back

A form of energy that harnesses the power of moving water, such as water over a waterfall.

Front

What instrument measures air pressure?

Back

Barometer.

Front

What is an example of a nonrenewable natural resource?

Back

Natural gas.

Front

What is the boiling point of water in Fahrenheit?

Back

212 degrees Fahrenheit.

Front

What is salinity?

Back

The concentration of salt in water.

Front

What is the primary source of energy for the Earth's climate system?

Back

The Sun.

Front

What is the difference between renewable and nonrenewable resources?

Back

Renewable resources can be replenished naturally, while nonrenewable resources cannot.

Front

What is the role of ocean currents in climate?

Back

They help distribute heat around the planet.