12. Un objeto que pesa 200 N flota con el 75% de su volumen sumergido bajo el agua. La fuerza de boyancia sobre el objeto es de

Which feature of a heating curve indicates a change ofn state

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?