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Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.
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Which of the following elements is in the same period as phosphorus? a. carbon c. nitrogen b. magnesium d. oxygen select the best answer from the choices provided a b c d
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When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.
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Physics, 22.06.2019 10:00
Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?
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What is the first nucleus of an atom shown as...
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