Within which type of system is neither the total mass nor the total energy conserved?
A. Open
О. оо
B. Closed
C. Connected
D. Isolated

Heena wants to measure the volume of a ball that is 24 cm across. how should she set up her equation?

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?