A total solar eclipse will be visible from the same location on Earth one Saros cycle later
a. True
b. False
Indicate whether the statement is true or false
False
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Arcturus has an mV = –0.04 and MV = –0.3 . Its distance is 10^–3.4 pc
a. True b. False Indicate whether the statement is true or false
Energy Levels: The energy difference between adjacent orbit radii in a hydrogen atom
A. increases with increasing values of n. B. decreases with increasing values of n. C. remains constant for all values of n. D. varies randomly with increasing values of n.
One of the harmonics of a column of air open at one end and closed at the other has a frequency of 448 Hz and the next higher harmonic has a frequency of 576 Hz. What is the fundamental frequency of the air column?
A) 32 Hz B) 64 Hz C) 88 Hz D) 128 Hz E) 256 Hz
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.