Climate Change Throughout Human History Review

Front

Albedo can best be described as...

Back

the amount of solar radiation reflected

Front

What has the highest albedo? Options: the oceans, glacial ice, the ground, roads

Back

glacial ice

Front

As the Earth warms, ice cover melts, exposing soil or water. Albedo decreases. More energy is absorbed by the Earth’s surface. Global temperature rises. More ice melts.

Back

Positive Feedback Loop

Front

If the ice caps continue to melt, then there is less albedo at the poles. This process will continue to melt more ice and have less albedo. This is an example of a...

Back

positive feedback loop

Front

What process brings the deep cold ocean currents up to the surface?

Back

convection currents

Front

Warm ocean currents generally come from the area of the

Back

equator.

Front

The _____ is a system of constantly moving ocean circulation driven by temperature and salinity. It circumnavigates the globe.

Back

Global Conveyor Belt

Front

Where will you find the most dense water? Options: warm fresh water, warm salt water, cold fresh water, cold salt water

Back

cold salt water

Front

What affects the density of water?

Back

Salt and Temperature

Front

Which type of water would sink the fastest? Options: warm and salty, cold and salty, warm and fresh, cold and fresh.

Back

cold and salty