Estimate the mass of water that must evaporate from the skin to cool the body by 0.50 ∘C∘C. Assume a body mass of 100 kgkg and assume that the specific heat capacity of the body is 4.0 J/g⋅∘CJ/g⋅∘C.

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?

Hen a gfci receptacle device is installed on a 20-ampere branch circuit (12 awg copper), what is the minimum volume allowance (in cubic inches) required for conductor fill for each conductor in the outlet box?

What equation is used to calculate the weight of an object on a plant ?