If all potatoes are selling at the same price per kilogram, a housewife who plans to peel the potatoes would get more potato for her money if she bought
1) small potatoes.
2) medium potatoes.
3) large potatoes.
4) no difference.
This is because she
5) would get more potatoes per kilogram.
6) would get less potatoes per kilogram.
7) would get less peelings because of less surface area per pound.
8) buys weight, so any size per kilogram gives the same mass of potatoes.
Answer: 3, 7
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Which of the following statements about brown dwarfs is not true?
A) Brown dwarfs are supported against gravity by degeneracy pressure, which does not depend on the object's temperature. B) Brown dwarfs eventually collapse to become white dwarfs. C) All brown dwarfs have masses less than about 8% that of our Sun. D) Brown dwarfs form like ordinary stars but are too small to sustain nuclear fusion in their cores.
?
Instructions: On occasion, the notation 
will be a shorthand notation for 
.
Exhibit 3-1
The three forces shown act on a particle.
Use this exhibit to answer the following question(s).
Refer to Exhibit 3-1. What is the direction of the resultant of these three forces?
A. 35°
B. 45°
C. 65°
D. 55°
E. 85°
What produces the striking red, blue, and black colors of ionization nebulae?
What will be an ideal response?
The image of an object placed in front of a convex mirror is always upright and smaller than the object
1.True 2.False