Earth Science Final

Front

What is a drought?

Back

An extended period of well-below-normal rainfall.

Front

Where do maritime air masses originate?

Back

Over oceans.

Front

True or False: The heat beneath Pangaea caused the continent to expand.

Back

False.

Front

What is the wind chill factor?

Back

The phenomenon in which the effects of cold air are worsened by wind.

Front

What can result from urban development covering land with cement and asphalt?

Back

Increased flooding.

Front

Define 'climate change'.

Back

Long-term alteration of temperature and typical weather patterns in a place.

Front

What is the greenhouse effect?

Back

The trapping of the sun's warmth in the planet's lower atmosphere due to greenhouse gases.

Front

What is a supercell?

Back

A highly organized thunderstorm characterized by a rotating updraft.

Front

What is acid precipitation?

Back

Rain, snow, or fog that has a lower pH than normal, often due to pollution.

Front

Define 'urban heat island effect'.

Back

Urban areas that are significantly warmer than their rural surroundings due to human activities.