Most energy in the sun is created by?
A. Hydrogen atoms fusing into larger helium atoms...
Answers: 2
Physics, 20.06.2019 18:04
Me ! mark u as brainlest! the speed of a sound wave depends on question 7 options: a) the frequency. b)the medium. c)the air temperature. d)both air temperature and medium.
Answers: 2
Physics, 21.06.2019 22:30
Select the word from the list that best fits the definition classification of most stars on the h-r diagram
Answers: 1
Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
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