Which statement is true about groundwater as a drinking water supply?
a. It comes from deep, protected underground aquifers.
b. It is protected from new contaminants
c. Contaminants break down very quickly underground.
d. Fast movement and aeration help keep it clean.
e. It flows from lakes, rivers, and reservoirs.
a
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Approximately how many kcalories per week should be expended in physical activity in order to maintain a weight loss??
A) ?2000 B) ?4000 C) ?6000 D) ?9000
Of the four meal planning approaches used in the Diabetes Control and Complications Trial (DCCT), the most successful was _______________counting
Fill in the blank(s) with correct word
What is the main role of vitamin K in the body?
a. Blood clotting b. Antioxidant c. Calcium utilization d. Epithelial tissue renewal e. Synthesis of reproductive hormones
The emulsifying agent contains which two types of molecular groups that act as a bridge between oil and water?
A. hydrophilic and hydrophobic B. surfactant C. carbon and alkene D. ketone