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Physics, 22.06.2019 20:30
Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3
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Physics, 23.06.2019 00:00
You can melt ice by applying pressure because the solid/liquid line has a slope.
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Physics, 23.06.2019 03:20
When a pendulum is held high and taut and then is released, the pendulum begins to swing. whatâs the correct order of the energy transformations in this example? (pe stands for potential energy.)
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