A system consists of electrons, protons, and neutrons. It contains 250 neutrons and 150 protons.

Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s

Explain what makes a passenger in a turning car slide toward the door. critical thinking

Two technicians are discussing a resistance measurement between the can-h and can-l wires. technician a says this measurement should be done with the ignition switch in the "run" position. technician b states that a measurement of 0 ohms indicates an open in the network. which technician is correct?