Please help .. I don’t understand
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Answers: 3
Physics, 23.06.2019 10:50, isaiahjohnson2594
In the graph, each sinusoidal curve shows the shape of a vibrating string at a different moment. for which values of x does a node occur? (let k = an integer from -2 to +2.) k + 0.5 0.5k k 2k + 1.5
Answers: 1
Physics, 23.06.2019 11:00, NNopeNNopeNNope
What is reflection, what is refraction, and what is diffraction. what some similarities or differences between the three.
Answers: 2
Physics, 23.06.2019 22:00, wendelljo61
Select the correct answer. which of these actions is an example of chemical weathering? o a. freezing water widens the cracks in rocks. ob. plant roots force their way into cracks in rocks and break them. oc. oxygen in air reacts with iron content in rocks, causing them to change color. od. strong winds peel soft rock away, leaving harder rock behind. reset next
Answers: 1
Physics, 24.06.2019 01:30, jxeidy8284
Which type of wave has a longer wavelength: am radio waves (with frequencies in the kilohertz range) or fm radio waves (with frequencies in the megahertz range)? explain?
Answers: 2
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