Question: a source of light that is generated by heating a piece of tungsten metal until it glows LED Incandescent Fluorescent 3) Select Fluorescent, Incandescent, or
a source of light that is generated by heating a piece of tungsten metal until it glows
| LED | |
| Incandescent | |
| Fluorescent |
3)SelectFluorescent, Incandescent, or LED for the following description.
a source of light that is generated by excited electrons emitting photons in asemiconductor material
| Incandescent | |
| Fluorescent | |
| LED |
4)Select Fluorescent, Incandescent, or LED for the following description.
a source of light that is generated by sending electric currents from electrodesthrough a gas
| Incandescent | |
| LED | |
| Fluorescent |
5)SelectFluorescent, Incandescent, or LED for the following description. most energy-efficient
| Fluorescent | |
| Incandescent | |
| LED |
6)SelectFluorescent, Incandescent, or LED for the following description. gives off a harsh light
| Incandescent | |
| LED | |
| Fluorescent |
7)SelectFluorescent, Incandescent, or LED for the following description. most inexpensive
| Incandescent | |
| Fluorescent | |
| LED |
8)SelectFluorescent, Incandescent, or LED for the following description. most expensive
| Fluorescent | |
| LED | |
| Incandescent |
9)SelectFluorescent, Incandescent, or LED for the following description. least energy-efficient
| Incandescent | |
| LED | |
| Fluorescent |
10)SelectFluorescent, Incandescent, or LED for the following description. can contain mercury, a hazardous waste
| Fluorescent | |
| Incandescent | |
| LED |
11) Select the best answer.
Which type of mirror is this?
| plane | |
| convex | |
| concave |
12)Select the best answer. Which type ofmirror is this?
| plane | |
| convex | |
| concave |
13)Select the best answer. Which type ofmirror is this?
| plane | |
| convex | |
| concave |
14)Select the best answer.
Which type of mirror produces a real image?
| convex | |
| concave | |
| plane | |
| all of the above |
15)Select all that apply.
Which TWO types of mirrors produce a virtual image?
| plane | |
| convex | |
| concave |
16)Select the best answer.
Which type of mirror can show images smaller than their original object?
| plane | |
| concave | |
| convex |
17)Select the best answer.
Which type of mirror reverses images left to right?
| plane | |
| convex | |
| concave |
18)Select the best answer. Which type of mirror does this diagram show?
| concave | |
| convex | |
| plane |
19)Select the best answer. What is part A on the image?
| focal length | |
| focal point |
20)Select the best answer. What is part B on the image?
| focal point | |
| focal length |
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