Which statement describes effusion? C D
It occurs when a gas passes through a tiny hole.
O It occurs when a liquid passes through a tiny hole.
O It occurs when gas molecules disperse throughout a container.
It occurs when a liquid disperses throughout a container.

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.

The bergeron process.