question: Write a question you would see in a school textbook. OPTIONS:
- igneous intrusion
- transport by water
- chemical weathering
- compaction by pressure
answer: Vein deposits of gold and silver are often formed in areas that have experienced which geologic process?

question: Write a question you would see in a school textbook. OPTIONS:
- a decrease in the amount of acid rain.
- an enrichment in the fertility of the soil.
- an increase in the ratio of nitrogen to oxygen in the system.
- a reduction in the soil's ability to manufacture its own nitrogen.
answer: Planting legumes in order to add nitrogen to soil most likely causes

question: Write a question you would see in a school textbook. OPTIONS:
- duty
- wisdom
- kindness
- curiosity
answer:
A person named Leonardo da Vinci studied many things including animals, geology, clouds, and flight. His study of birds helped him design the first parachute. Everything he saw made him ask how and why. Which human quality most likely made this person want to study many different things?