Radar tells an air traffic controller that a jet is slowing as it nears the airport. Which might represent the jet's velocity?

A. 700 h/km

B. 700 km

C. 700 km/hr

D. 700 km/h west

The experiments with static charges were done by:

What is the function of the commutator in a dc motor? a. to spin the magnet b. to change direct current into alternating current c. to change alternating current into direct current d. to spin the wire coil

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?