Which element is located in period 3 of the periodic table?
A. He
B. K
C. C
D. Al...
Answers: 1
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You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.
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Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?
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Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)
Answers: 1
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