Four Different Compact Fluorescent Bulbs and Their Comparison to Incandescent

question 56

Multiple Choice

Four different compact fluorescent bulbs and their comparison to incandescent bulbs are advertised as follows: a 42-W cfl produces the light of a 150-W incandescent,a 9-W cfl produces the light of a 40-W incandescent,a 23-W cfl produces the light of a 100-W incandescent,and a 13-W cfl produces the light of a 60-W incandescent.Which cfl produces the most light per watt,and which one produces the least? Assume true advertising!

• A) the 13 W,the 42 W
• B) the 9 W,the 23 W
• C) the 23 W,the 42 W
• D) the 42 W,the 13 W

---

Definitions:

Ambrosia

In classical mythology, the food of the gods, or in general usage, something extremely pleasing to taste or smell.

Rocks Oxidize

The chemical process where rocks react with oxygen, leading to changes in their mineral composition and often causing them to weaken or crumble.

Earth's Surface

The outermost layer of the Earth, consisting of the crust and parts of the upper mantle that interact directly with the biosphere and atmosphere.

Minerals

Naturally occurring, inorganic solids with a definite chemical composition and a crystalline structure, forming the building blocks of rocks.