Choose the ending that best completes the following sentence: if an object is traveling with a constant velocity… a. there are no forces on the object. b. there is no net force on the object. c. there are no forces parallel to the direction of motion. d. there are only forces parallel to the direction of motion

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.