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Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?
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Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?
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In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?
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Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?
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Một vật m=1kg có động lượng bằng 10kg. m/s. động năng của vật là...
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