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Question 13 / 13
Before the airplane took off the temperature of the fuel wo 27" Alter the
airplane had been flying for one hour, the temperature of the fuel had decreased to 3'C. Which of the following must have happened to
the molecules of the fuel?
DS
A. The molecules got farther apart
B. The molecules started moving slower.
O c The fuel gained cold molecules
D. The molecules became smaller Instre
Neal
Select an answer

in chemistry, adhesion and cohesion are attractive forces that exist between molecules. they hold the molecules together from each other. they are different in that adhesive force exists between molecules of different substance while cohesive force happens between molecules of same substance.

adhesion between water and glass causes water molecules at the edge of water and glass interface to climb up the wall in a narrow glass tube. this is called capillary action. cohesion is what gives glass its shape and causes water to form a droplet.

im pretty sure its b