Physics, 06.11.2020 23:30 ineedhelp2285
In what order were the following energy sources discovered by humans?
Biomass energy was discovered first; then fossil fuels, then fuel cells
O Fossil fuels were discovered first, then fuel cells, then biomass energy
O fuel cells were discovered first; then fossil fuels, then biomass energy
Biomass energy was discovered first, then el cells, then fossil fuels
Answers: 2
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Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
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Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control? a) volumes of the solutions b) appearance of the solutions c) temperatures of the solutions d) concentrations of the solutions
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The receptor cells that convert light energy into neural signals are called
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In what order were the following energy sources discovered by humans?
Biomass energy was discovered...
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