If solar illumination contains 800-1000 w/m^2 and a solar cell array has an efficiency of 9.5%, what area of solar cells is needed to obtain enough electrical power for a typical home. a typical home uses 1 kw?

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth