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Physics, 22.06.2019 14:40
The experiment done in lab is repeated, using a ball that has unknown mass m. you plot your data in the form of f 2 versus m/l, with f in rev/s, m in kg, and l in m. your data falls close to a straight line that has slope 3.19 m/(kg · s2). use g = 9.80 m/s2 and calculate the mass m of the ball.
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Physics, 22.06.2019 17:30
Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.
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Physics, 23.06.2019 09:50
Make a drawing of the electric field lines around a positive charge, then make a second drawing of the electric field lines around a negative charge.
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Physics, 23.06.2019 14:30
Kinetic energy depends a. mass b. speed (velocity) c. both of the above d. none of the above
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The sun is responsible for many cycles on earth including the water cycle. The sun drives our whethe...
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