What buoyant force does a 0.60-kg solid gold crown experience when it is immersed in water? the density of gold is 19.3 × 103 kg/m3 and that of water is 1000 kg/m3.

With i really need the correct answer!

An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?

An object dropped from cliff falls with a constant acceleration of 10 metre per second square find its speed of two seconds after it was dropped