During a lab, a student tapes a ruler to a lab table and sets the ruler in motion. A laser detector pointed at the ruler records how many times the ruler vibrates back and forth in a period of time.
A 3 column table with 4 rows. The first column is labeled trial with entries 1, 2, 3, 4. The second column is labeled number of cycles with entries 10, 11, 13, 12. The last column is labeled time in seconds with entries .25, .30, .31, .33. What is the order of trials from least to greatest pitch?
One; Two; Three; Four One; Two; Four; Three Three; One; Two; Four Four; Two; One; Three
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All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction
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Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f
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During a lab, a student tapes a ruler to a lab table and sets the ruler in motion. A laser detector...
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