The answer is A it's the action of purifying water
Answer:
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Explanation:
<span>The 1-kg ball accelerates twice as much as the 2-kg ball.</span>
A. Tetanus does not refer to the shape of a bacterium.
B,Because Hibernation is a seasonal heterothermy characterized by low body-temperature, slow breathing and heart-rate, and low metabolic rate. It most commonly occurs during winter months.