Different _______ of light through two separate mediums causes the bending of wave fronts associated with light rays. A. rays B. velocities C. densities D. reflections

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Different REFLECTION of light through two separate mediums causes the bending of wave fronts associated with light rays.

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Asked 7/13/2018 7:54:46 AM

Updated 2/27/2023 2:45:17 PM

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During the stage of internal combustion engine operation in which the piston rises and compresses the fuel in the combustion chamber, A. both the intake and exhaust valves are open. B. the exhaust valve is open and the intake valve is closed. C. the intake valve is open and the exhaust valve is closed. D. both the intake and exhaust valves are closed.

Weegy: During the stage of internal combustion engine operation in which the piston rises and compresses the fuel in the combustion chamber, both the intake and exhaust valves are closed. (More)

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Asked 7/7/2018 2:37:26 PM

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On the Celsius scale, one degree indicates the same temperature change as A. one degree Fahrenheit. B. one kelvin. C. 5/9 degree Fahrenheit. D. 9/5 kelvin.

Weegy: One degree Celsius indicates the same temperature change as ONE KELVIN. (More)

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Updated 7/7/2018 3:21:39 PM

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How much energy (in joules) is released when 0.06 kilograms of mercury is condensed to a liquid at the same temperature? A. 20,075.04 J B. 17,705.1 J C. 51,302.88 J D. 697.08 J

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Updated 5/3/2020 7:20:32 PM

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emdjay23

697.08 J of energy (in joules) is released when 0.06 kilograms of mercury is condensed to a liquid at the same temperature.

Latent heat = m (deltaH) , 0.06 *11.6 = 0.697 KJ = 697.08.

Added 5/3/2020 7:20:32 PM

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20 cubic inches of a gas with an absolute pressure of 5 psi is compressed until its pressure reaches 10 psi. What's the new volume of the gas? (Assume that there's no change in temperature.) A. 10 cubic inches B. 5 cubic inches C. 100 cubic inches D. 40 cubic inches

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Updated 4/19/2021 10:49:23 AM

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Cezss

20 cubic inches of a gas with an absolute pressure of 5 psi is compressed until its pressure reaches 10 psi. The new volume of the gas is 10 cubic inches.

Solution:
V2 = P1,V1 / P2; V2 = 20 × 5 / 10; V2 = 100/10; V2 = 10 cubic inches.

Added 4/19/2021 10:49:23 AM

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Which of the following is not a requirement of a practical fuel? A. It must be made up of elements that combine easily with oxygen. B. It must be in the solid state to be used. C. It must occur in abundance in nature or be easy to produce. D. It must contain a large amount of stored energy.

Weegy: It must be in the solid state to be used is not a requirement of a practical fuel. User: A temperature of 273 K is the temperature at which water A. boils. B. freezes. C. evaporates. D. is at its densest. Weegy: A temperature of 273 K is the temperature at which water freezes. User: 20 cubic inches of a gas with an absolute pressure of 5 psi is compressed until its pressure reaches 10 psi. What's the new volume of the gas? (Assume that there's no change in temperature.) A. 10 cubic inches B. 5 cubic inches C. 100 cubic inches D. 40 cubic inches Weegy: 20 cubic inches of a gas with an absolute pressure of 5 psi is compressed until its pressure reaches 10 psi. The new volume of the gas is 10 cubic inches. Solution: V2 = P1,V1 / P2; V2 = 20 × 5 / 10; V2 = 100/10; V2 = 10 cubic inches. (More)

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Asked 7/7/2018 3:09:30 PM

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