Which of the following will not reduce water pollution?
A. Using artificial fertilizers...
Physics, 14.04.2020 21:22 jackiecroce1
Which of the following will not reduce water pollution?
A. Using artificial fertilizers instead of composting
B. Using household products instead of chemicals
C. Disposing of waste safely
D. Conserving water
Answers: 1
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An object weighs 40n in air, weighs 20n when submerged in water and 30n when submerged in a liquid of unknown density. what is the density of the liquid?
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Alarge cruise ship of mass 7.00 ✕ 107 kg has a speed of 11.6 m/s at some instant. (a) what is the ship's kinetic energy at this time? (b) how much work is required to stop it? (give the work done on the ship. include the sign of the value in your answer.) (c) what is the magnitude of the constant force required to stop it as it undergoes a displacement of 3.00 km?
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Apropagating wave in space with electric and magnetic components. these components oscillate at right angles to each other. it may travel in a vacuum. determine the term.
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Awave has a wavelength of 7 mm and a frequency of 19 hertz. what is its speed?
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