Asmall object, usually built to scale, that represents in detail another, often larger object.

Ithink is a because if say increased in electronegativity

B. a graduated substance

Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.

B) movement of materials into and out of the cell