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Physics, 22.06.2019 03:30
Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.
Answers: 3
Physics, 22.06.2019 04:30
True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.
Answers: 2
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
Physics, 22.06.2019 12:50
Which changes would result in a decrease in the gravitational force btween two objects? check all that apply
Answers: 1
Mathematics, 12.05.2021 01:00
Mathematics, 12.05.2021 01:00
Mathematics, 12.05.2021 01:00
Mathematics, 12.05.2021 01:00
Mathematics, 12.05.2021 01:00