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