Hurry! only answer if you know the correct answer. a pot of black-eyed peas heats to a boil on a stove. the boiling pot of peas is a model of a. radiation b. convection c. conduction d. efficiency i know it's not d. i think it's c or a. i'm not sure! also 39 points

Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

At the negative terminal of the battery the electron has electric potential energy. what happens to this energy as the electron jumps from the negative to the positive terminal?