Question

electron is moving towards south. as it moves thru magnetic field, electron curves upward toward ceiling...

electron is moving towards south. as it moves thru magnetic field, electron curves upward toward ceiling of lab. which direction is the magnetic field pointing?
choices:
east
downward
upward
west
north

if you hold a charge in each hand and let them go in space, what is the true regarding motion of smaller charge. select all that apply
it will move with decreasing acceleration
it will move with increasing acc
it will move with increasing speed
it will move with constant acceleration
it will move with decreasing speed

in space, you hold up proton and electron and let them go. which are true as they approach each other? select all that apply
electric potential energy keeps decreasing
electric potential energy keeps increasing
kinetic energy keeps increasing
kinetic energy keeps decreasing
acceleration keeps decreasing

pls answer all as they similar

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