The gravitational field of planet Mars is given by G = 3.9 N/Kg. You are lifting an object of mass 41 Kg from the ground to above your head to a height of 2.2 meters . What is the potential energy of the object in Joules at this height?

Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.

The metric unit of electrical power is the watt volt ampere ohm

Answer as quick as ! kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energyb. motion energyc. sound energyd. thermal energy