The temperatures shown below were recorded
during a 12-hour period in Chicago.
(a) At what time was the temperature the highest?
Lowest?
(b) How fast was the temperature rising at 10 a.m.?
At 1 p.m.?
(c) What could have caused the drop in tempera-
ture between 1 p.m. and 3 p.m.?

The temperatures shown below were recorded during a 12hour period in Chicago a At what time was the temperature the highest Lowest b How fast was the temperatur class=