Physics, 02.07.2019 04:30 kakalli9999
Ageologist is studying rock layers in an old river bed, and he finds a fossil of a fish and a horsetail rush in the same rock layer. according to the law of faunal and floral succession, the geologist can assume that the rock containing the fossils may date back as far as the cambrian period ordovician period silurian period devonian period
Answers: 1
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An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.
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An open cart is moving along a straight frictionless horizontal track. when rain starts falling vertically into the cart, what happens to the speed of the cart?
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The vapour pressure of benzene is 53.3 kpa at 60.6 Ā°c, but it fell to 51.5 kpa when 19.0 g of a non-volatile organic compound was dissolved in 500 g of benzene. calculate the molar mass of the compound.
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