Weather, Climate, or Both?

1.Europe's summer heat in 2010 shows that Earth's climate is certainly warming.

• True

• False

2.In 2011, New York City had more snow in a month than it normally has in a whole year.

• True

• False

3.The unusual heat and cold in 2010 and 2011 are climate phenomena, not weather.

• True

• False

4.Weather is measured over longer time periods than climate is.

• True

• False

5.The Bermuda High is classified as a climate feature partly because it has appeared almost every years for a long time.

• True

• False

6.Because of climate change, North Africa is less suitable for farming now than in the days of the Roman Empire.

• True

• False

7.The Medieval Warm Period prevented the Vikings from reaching their colony in Greenland.

• True

• False

8.In about 950 CE and about 1250 CE, weather changed but climate did not.

• True

• False

9.Because all of the Earth's ten hottest years have been since 1998, scientists are now sure that a climate change has occurred.

• True

• False

10.Climate change is nearly impossible to recognize until after it has happened.

• True

• False