Given the following the numbers use the contained units to tell if the number is
describing distance, speed, or velocity.
a. 150 km
b. 65 m/s east
c. 12 km/h
d. 78 cm
e. 34 cm/min to the left

The text compares alternating current with direct current. how are they different? a alternating current reverses direction in the electrical wiring. direct current flows in one direction only. b direct current reverses direction in the electrical wiring. alternating current flows in one direction only. c direct current is powered by solar energy. alternating current is powered by electrical energy. d alternating current does not move in the electrical wiring. direct current does move in the electrical wiring.