Question: Q: What type of carbons may be gases, liquids, or solids at room temperature? Choices: - diamonds - amorphous - graphites - hydrocarbons A:
Answer: hydrocarbons

Question: Q: The concentration of hydrogen ions in a solution is called? Choices: - alkalinity - alcohol - moisture - acidity A:
Answer: acidity

Question: Q: What can damage animal tissues? Choices: - wind erosion - nervous stress - acid and water exposure - extreme pressure or temperature A:
Answer:
extreme pressure or temperature