How can solar energy be used to purify water?
What will be an ideal response
Water is poured into plastic jugs and the jugs are placed on black-covered roofs and allowed to heat for several hours. If the heat from the solar radiation raises the temperature of the water to more than 50ËšC (122ËšF), the water becomes safe to drink and common waterborne bacteria such as cholera, typhoid, and dysentery are destroyed.
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The consequences of purging may include any of the following except:
a. erosion of the teeth. b. a ruptured esophagus. c. dangerously low potassium concentrations. d. a ruptured appendix.
A factor during infancy that may decrease the risk of obesity during childhood and adolescence is:
a. feeding on demand. b. feeding on a schedule. c. exclusive bottle feeding. d. exclusive breastfeeding.
The type of fiber that promotes the development of a beneficial mix of microbiota in the gut is known as _____ fiber.
A. functional B. viscous C. fermentable D. nonfat E. low-fat
An excessive-Calorie diet is most closely associated with the development of:?
A) type 2 diabetes. B) accelerated kidney aging. C) stroke. D) lactose intolerance. E) allergy.