Speed is... a) A scalar quantity that tells us how fast an object can potentially move
Ob) A scalar quantity that tells us the velocity and direction of an object
Oc) A scalar quantity that tells us how fast an object is moving.

PLEASE HURRY

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

The magnetic field inside a superconducting solenoid is 4.50 t. the solenoid has an inner diameter of 6.20 cm and a length of 26.0 cm. determine (a) the magnetic energy density in the field and (b) the energy stored in the magnetic field within the solenoid.

How would a small bar magnet be oriented when placed at position x?