2. When an object is heated to the point that it glows, the process is called incandescence.

True

Explanation:

Incandescence material are those which glow on being heated above a particular point.  For example an incandescence bulb which has a filament. when the filament is heated it starts to glow.

The least energy efficient type of electronic lights typically used in residential buildings are usually called incandescent lamps. Although ineffective, incandescent lamps provide a variety of important advantages, they are inexpensive to purchase, turn on instantly and are available in a wide range of sizes and shapes.

and 1and 1

one "light year" is the distance that light travels, through vacuum, in one julian year.   that's 365.25 days, of 24 hours each.