A particle moves across the page from left to right in the presence of a uniform electric field directed toward the top of the page. Determine the type of charge and the direction of a uniform magnetic field that could result in a zero net force on the moving charge.

Calculate the capacitance of a system that stores 2.0 x 10^-10c of charge at 100.0 v. use c=q/v. a. 2.0 x 10^-12 f b. 2.0 x 10^-8 f c. 5.0 x 10^11 f d. 5.0 x 10^7 f

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted