1. Which filtration method purifies water using the process of boiling and cooling
A. reverse osmosis
B. distillation
C. ultrafiltration
D. deionization
2. 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 is one of the easiest and cheapest filtration solutions to implement
3. 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. ultraviolet radiation because it requires no filters, and removes all contaminants such as bacteria and chemicals
B. reverse osmosis 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
answer all them
1. B. distillation
2. A. It uses semipermeable membranes to filter out particles.
3. D. reverse osmosis because it requires low maintenance, and removes all contaminants such as bacteria and chemicals