Ineed i don't understand the question

Acharged particle moves in a circular path in a uniform magnetic field.which of the following would increase the period of the particle's motion? check all that apply.increasing its chargeincreasing its massincreasing the field strengthincreasing its speed

Describe the three ray tracing steps used to identify an image for the given situation.

Acid rain is caused by human activity. select the best answer from the choices provided t f