The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport.
-At what time was the temperature its lowest?
A) 4 p.m.
B) 9 a.m.
C) 1 p.m.
D) 6 p.m.

Question

The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
-At what time was the temperature its lowest?
A) 4 p.m. 
B) 9 a.m. 
C) 1 p.m. 
D) 6 p.m.

Quizplus · Accepted Answer

Typically, the lowest temperature of the day occurs around sunrise, which is generally before 9 a.m. in most locations, assuming a typical diurnal temperature variation pattern. This is because the earth has had the entire night to cool down, making the early morning hours usually the coldest part of the day.

The Line Graph Shows the Recorded Hourly Temperatures in Degrees