Which best describes the type of lens that would help someone with one of these eye conditions? Concave lenses would help someone who is nearsighted because the lenses make objects look smaller and closer. Concave lenses would help someone who is farsighted because the lenses make objects look smaller and closer. Convex lenses would help someone who is nearsighted because the lenses can make objects look smaller and closer. Convex lenses would help someone who is nearsighted because the lenses can make objects look larger and farther away.
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Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
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Adiver in midair has an angular velocity of 6.0 rad/s and a moment of inertia of 1.2 kgยทm2. he then pulls is arms and legs into a tuck position and his angular velocity increases to 12 rad/s. the net external torque acting on the diver is zero. what is his moment of inertia in the tuck position?
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Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
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Which best describes the type of lens that would help someone with one of these eye conditions? Conc...
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