Explanation:
Examples of physical changes are boiling, melting, freezing, and shredding. Many physical changes are reversible, if sufficient energy is supplied. The only way to reverse a chemical change is via another chemical reaction.
Answer:
help the homeless people and all the sick people get better
Answer:
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Explanation:
The answer to this question is A. <span>Mad cow disease ended because of government bans on feeding cows certain foods, but people were angry that governments did not act sooner. </span>