Which of the following is not a reason fluorescent lamps are advantageous over incandescent lamps?

a. fluorescent lamps are more efficient than incandescent lamps.
b. fluorescent lamps operate at a higher temperature than incandescent lamps.
c. fluorescent lamps dissipate more energy as light instead of heat than incandescent lamps.
d. fluorescent lamps produce light with less glare than incandescent lamps.

The space within which a test north pole experiences a force magnetic poles 2. a powerful stream of electrons flowing high above the earth in the ionosphere electrojet 3. a concept to explain the directional nature of a magnetic field field lines 4. coil of wire designed to produce a magnetic field by a current passing through its windings ionosphere 5. that region above the earth's atmosphere where particles exist in an ionized state magnetic field 6. the extremities of a magnet where the field lines tend to converge or concentrate aurora borealis 7. a phenomenon that occurs in the northern latitudes; the northern lights solenoid