What is the force needed to change a cyclist's momentum by 24kg m/s in 4 seconds?

Which type of microscope would allow the viewer to see ribosomes inside a cell?

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?

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain