Several companies produce personal water filters that can travel anywhere. such filters make any water safe to drink by removing bacteria and other contaminants. however, they cannot filter heavy metals and viruses or remove salt. the filters are constructed of sturdy plastic and weigh just two ounces. they can be purchased in stores or online for about $20.
evaluate this design by describing the criteria it does or does not meet
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When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is
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The friction of the water on a boat produces an acceleration of -10. m/s2. if the boat is traveling at 30. m/s and the motor is shut off, how long it take the boat to slow down to 5.0 m/s?
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Physics, 22.06.2019 20:30
Four identical lab carts each have a mass of 200 kg. different masses are added to the carts and the velocities are measured. all carts move to the right.
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Several companies produce personal water filters that can travel anywhere. such filters make any wat...
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