A1000-watt microwave oven takes 90 seconds to heat a bowl of soup. how many joules if energy does it use?

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

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?

Apersons beliefs and general outlook, which act like filters on the information they receive are called ?