1 The Sun's radiant energy is composed primarily of visible light and infrared wavelengths. True or False

2 The solar constant varies by latitude. True or false

3 At the speed of light, Earth is an average of only 6 minutes and 40 seconds from the Sun. True or false

4 Surface temperature anomalies maps from the past four decades show an overall positive warming trend. True or False

5 From 1982 through 2010, average annual sea-surface temperature (SST)

A) followed an opposite trend of air temperature and decreased

B) Increased until 1993, then slightly decreased.

C) Steadily increased

D) Remained fairly constant