thermometer {Ans: a tool that measures temperature}dark colors {Ans: colors that absorb the most heat and radiant energy}radiant energy {Ans: energy from the Sun}reflection {Ans: the bouncing back of light rays from a surface}midafternoon {Ans: the warmest time of the day due to the amount of time the Sun's energy has had to heat the Earth}star {Ans: a burning ball of gas in space that produces its own heat and light; billions of them are visible from Earth}