The pressure of a boiler is 9.5 kg/cm2 (Pg). The barometer pressure on the atmosphere is 768 mm Hg. Find the absolute pressure in the boiler in kg/cm2.

jupiter is the largest planet in our solar system, having a mass and radius that are respectively, 318 and 11.2 times that of earth. suppose that an object falls from rest near the surface of each planet and that the acceleration due to gravity remains constant during the fall. each object falls the same distance before striking the ground. determine the ratio of the time of fall on jupiter to that on earth.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

365.25 earth days are in the year of a light year