Answers: 1
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 04:20
The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is
Answers: 1
Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 09:30
Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.
Answers: 1
The surface water temperature on a large, deep lake is 3°c. a sensitive temperature probe is lowered...
Mathematics, 04.11.2020 17:10
Computers and Technology, 04.11.2020 17:10
English, 04.11.2020 17:10
Mathematics, 04.11.2020 17:10
Mathematics, 04.11.2020 17:10
Biology, 04.11.2020 17:10
Chemistry, 04.11.2020 17:10
Mathematics, 04.11.2020 17:10