Hiaaa I need help pwease" concerning the planetary orbits why was Copernicus somewhat inaccurate?"

Aflower pot weighing 3 newtons is sitting on a windowsill 30 meters from the ground is the energy of the flower pot potential or kinetic? how many joules is this

Explain in physical terms how a microwave oven works. what would happen when you put a conductor in the microwave oven? explain.

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.