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As water begins to boil in a kettle the hotter water at the bottom of the kettle closest to the stove begins to rise and the cooler water above sinks and warms. why does this occur?
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What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?
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Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?
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Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in
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Physics, 22.06.2019 18:30
Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm
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As water begins to boil in a kettle the hotter water at the bottom of the kettle closest to the stov...
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