You wash the brass ring and then suspend it ima container of vegetable oil. The ring appears to weigh 0.73 N what is the buoyant force acting on the ring?

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)

The ability to make things happen is also called a. heat b. force c. matter d. energy