You are looking at your friend's pictures on his smartphone. One of them is really blurry, but you still can tell who it is. What is missing from this picture?
a. Low frequency details
b. High frequency details
c. Both low and high frequency details
d. Neither low nor high frequency details
B
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Which of the following was true of the Ptolemaic system?
a. It was unable to make accurate astronomical predictions. b. It was unable to make predictions in accordance with the testimony of the senses. c. It was congenial to Christian theology because it gave humans a central place in the universe. d. It was considered a heretical view of the universe because it relied on the senses rather than religious explanations.
Melatonin is a hormone that ________
a. fluctuates on about a 90-minute cycle. b. is secreted largely during hours of darkness. c. is secreted largely during hours of daylight. d. increases alertness and wakefulness.
Aaron has just been given a telephone number of a woman with whom he wants to schedule a date, but he doesn't have anything to write the number down on. If he does not rehearse the telephone number, how long does he have to find paper and pencil before he can no longer remember it?
a. less than a second c. around 10 seconds b. up to 3 seconds d. up to a minute
According to the text, what type of exercise stimulates the circulatory and muscular systems of the woman's body and increases her ability to process oxygen?
a. meditation b. active Stretching c. weight training d. aerobic exercise