Which is true about distillation?
A. It uses semipermeable membranes to filter out particles.
B. It removes mainly large particulate contaminants which settle to the bottom.
C. It is one of the easiest and cheapest filtration solutions to implement.
D. It may leave some chemicals such as herbicides and pesticides in the water.
D. It may leave some chemicals such as herbicides and pesticides in the water.
Which filtration method purifies water using the process of boiling and cooling?
A. distillation
B. reverse osmosis
C. deionization
D. ultrafiltration
A. distillation
Jenna is helping her family decide which water filtration technology they should install in their house. Which of these provides the correct reasoning for method Jenna and her family should choose?
A. reverse osmosis because it requires no filters, and removes all contaminants such as bacteria and chemicals
B. ultraviolet radiation because it requires no filters, and removes all contaminants such as bacteria and chemicals
C. ultraviolet radiation because it requires no energy, and removes all contaminants such as bacteria and chemicals
D. reverse osmosis because it requires low maintenance, and removes all contaminants such as bacteria and chemicals