Physics, 22.09.2019 22:30 lackin2056
Asound wave travels through water. what best describes the direction of the water particles? the water particles move perpendicular to the source of the sound wave. the water particles move in the same direction as the vibrating source of the sound wave. the water particles move in random patterns because the sound is diffracted in many directions. the water particles do not move because the sound wave does not have enough energy
Answers: 2
Physics, 22.06.2019 03:30
The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared
Answers: 1
Physics, 22.06.2019 13:30
6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.
Answers: 3
Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
Answers: 1
Asound wave travels through water. what best describes the direction of the water particles? the wa...
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