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°

4°Celcius Water is densest at 4°C

a charge 3q is at the origin, and a charge −2q is on the positive x axis at x=a. part a where on the x-axis would you place a third charge so it would experience no net electric force? enter an expression for the exact answer, which will involve a square-root sign. (do not enter an approximate decimal answer.)