Physics, 08.01.2021 21:40 igocrazy594
A wave traveling througil air meets an object and bounced off its flat surface
at a new angle. Which statement best describes what has happened to the
wave?
A-the object had a slit in its surface that diffracted the wave. B- the object caused the wave to refract. C-the object absorbed the waves energy. D- the object reflected the wave.
Answers: 3
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Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two
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When a pendulum is held high and taut and then is released, the pendulum begins to swing. what’s the correct order of the energy transformations in this example? (pe stands for potential energy.)
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Anumber of conditions are required for a population to be in hardy-weinberg equilibrium. which of the following are correct descriptions of the conditions that must be met? check all that apply. a. no mutations b. random mating c. small population d. migration or gene flow e. occurrence of mutations f. no natural selection
Answers: 1
A wave traveling througil air meets an object and bounced off its flat surface
at a new angle. Whic...
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