Biology, 15.12.2020 22:10 anasstasiyashpa
A car with the mass of 1600 kg traveling at a velocity of 30 m/s needs to come to a stop. The driver applies the brakes which provides a force of 600 N. How long will it take for the car to come to a stop?
Answers: 1
Biology, 21.06.2019 13:30
Which phrase best describes surface currents? 1. up-and-down ocean movement caused by wind 2. waves that hit the shore at an angle and transport sand 3. streams of warm water flowing through the ocean and caused by wind 4. waves that approach the shore and cause their crests to fall into their troughs
Answers: 1
Biology, 22.06.2019 16:00
Anonnative species is best described as a species that a. does not normally live in an area b. has no permanent home c. is a poor predator d. increase biodiversity
Answers: 2
Biology, 22.06.2019 21:30
Through wich tissue do sugar get transported to reach the leaves during growth and reproduction
Answers: 2
Biology, 22.06.2019 23:00
Waste water from industries and domestic sources can be treated by chlorination or ultraviolet radiation. there are pros and cons to using either chlorine or uv radiation to kill harmful microorganisms. what is one reason chlorination would be preferred over ultraviolet radiation? a) chlorine only eliminates visible impurities and is ineffective against microorganisms. b) chlorine not only kills bacteria but provides a residual effect on returning microorganisms. c) uv radiation can be used only to treat drinking water and is ineffective in treating waste water. d) ultraviolet radiation is more effective
Answers: 2
A car with the mass of 1600 kg traveling at a velocity of 30 m/s needs to come to a stop. The driver...
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