The top of lake is frozen as atmospheric temperature is -10 degree celsius the temperature of the bottom of the lake is most likely to be? ?
give the answer in degree celsius..
the options are:
-4°
0°
4°
-6°

Aswimmer is determined to cross a river that flows due south with a strong current. initially, the swimmer is on the west bank desiring to reach a camp directly across the river on the opposite bank. in which direction shoud the swimmer head? a. the swimmer should swim southeast. b. the swimmer should swim south. c. the swimmer shuold swim northeast. d. the swimmer should swim due north. e. the swimmer should swim due east.