All of the following statements concerning drugs and supplements are true except: a. many drugs and supplements are ineffective and expensive. b. many supplements and drugs are frequently used to improve performance and appearance. c. supplements and drugs both undergo stringent government testing. d. supplements and drugs can both cause unwanted side effects.

acceleration= v2-v1/t so 8m/s-3m/s / 3s =to 8/3 or

2.67 m/s^2

hope i

-lavira: )

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.