A group of students uses a circuit kit to build a series circuit. How much current is running through their circuit if the batteries are producing 3V and the resistance of all the parts is 15Ω? A.0.2 Amps
B.20 Amps
C.5 Amps
D.45 Amps

How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.

Which process is represented by the pv diagram? a. the isobaric process b. the isovolumetric process c. the isothermal process d. the adiabatic process

Which notation is used to represent an alpha particle? a. b. c. d.