Malcolm tried reducing the amount of water to 1 cup. Thus, he made the amount of water the changed variable. What factors did Malcolm control? (Hint: There are several of them! Refer to the recipe.)

Answer(a)   the matererials that are in contact, the two materials and the nature of their surfaces/// (b)/// the force pushing the two surfaces together, pushing the surfaces together causes the more of the asperities to come together and increases the surface area in contact with each other

34 degrees fahrenheit