Question: Q: Silver, gold, and copper all conduct what very well? Choices: - light - sound - microwaves - electricity A:
Answer: electricity

Question: Q: What hormone, which is associated with luteinizing hormone and male sexuality, helps bring about physical changes in puberty? Choices: - steroids - epinephrine - estrogen - testosterone A:
Answer: testosterone

Question: Q: What is the process of converting atmospheric nitrogen to ammonia called? Choices: - atmospheric fixation - ammonia fixation - oral fixation - nitrogen fixation A:
Answer:
nitrogen fixation