An electric field of 260 000 n/c points due west at a certain spot. what are the magnitude and direction of the force that acts on a charge of -7.0 µc at this spot?

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

Identify the forces that contribute to the centripetal force on the object in each of the following examples: a. a bicyclist moving around a flat, circular track b. a bicycle moving around a flat, circular track c. a racecar turning a corner on a steeply banked curve

If a sphere and a cure have the same mass and are propelled up a ramp with the same force, which would travel father up the ramp? explain.