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Physics, 21.06.2019 17:20
If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and neglecting air resistance. what is its vertical displacement (in m) after 6 s?
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Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
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The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?
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Physics, 22.06.2019 18:00
What structural formula represents 4 electrons shared between two atoms?
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Estimate how many raindrops would fall on 1 acre plot during a 1 inch rainfall​...
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