4. Two point charges of 0.7 mC and 4.9 MC are situated in free space (2.3.6) and (0.0.0). Calculate the electric force acting on the 0.7 mC charge.

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f

Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?