In the figure below, a ball of density 600 kg/m3 and volume 5 x 10(-3) m3 placed in a water container. (Density of water is 1000 kgm3.) Calculate the buoyant force exerted on the ball.

Which of the following represents an upright image? a. -do b. +m c. -m d. +do

Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.

Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j