С А
D
5. At which point is the sonar travel time going to be the shortest?
B
6. Between which two points is sonar travel time going to DECREASE the most?
7. Between which two points is sonar travel time going to INCREASE the most?
8. At which point is sonar travel time going to be the longest?

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 answer is conduction

Answersublimation;