Fact 1: When the seasons change from the summer to the fall , the amount of daylight will decrease.

Fact 2: Daylight is shorter, and the light from the Sun is cooler.

Given the two facts above, answer the question "When the seasons change from the summer to the fall, what decreases?" with the following options: 
- sunlight
 - rainfall
 - salinity
 - Sun light
 - rain
 - energy usage
 - ice
 - distance


 

    Sun light     