Question: Q: What forms when tectonic plates move above a hot spot? Choices: - earthquake chain - volcanic system - volcanic setting - volcanic chain A:
Answer: volcanic chain

Question: Q: What are most stis caused by? Choices: - vaccines - parasites - viruses - bacteria A:
Answer: bacteria

Question: Q: Cells with different functions often differ in what physical property? Choices: - density - size - weight - shape A:
Answer:
shape