A proton traveling at a speed of 3.5x10 ^-6 m/s passes perpendicular to a uniform magnetic field of 4.2x10 ^-2 T. What is magnitude of the force on the proton while the proton is in the magnetic field?

Heat from the sun reaches earth to a. radiation b. convection c. conduction

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?

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.