Problem: OPTIONS:
- unknown
- safe
- threatened
- harmful substances
- Pollution
- foreign
- barrel-shaped
- contaminated
Q: Fact 1: Scraping oneself on a contaminated object may cause infection. Fact 2: An infection is an invasion of the body by bacteria. Given the two facts above, scraping oneself on an object that is what, may cause an invasion of the body by bacteria?
Answer: contaminated

Problem:OPTIONS:
- LEDs
- energy
- H20
- fibers
- SO2
- motors
- gold
- tube

Fact 1: Wiring requires an electrical conductor. Fact 2: Most electrical conductors, such as wires, are made of copper or gold. Given the two facts above, wiring requires copper or what?
****
A: gold

Fact 1: Soil erosion means soil loss through wind. Fact 2: Soil erosion is one of the leading causes of water pollution in the United States. Given the two facts above, what is one consequence of soil loss?
OPTIONS:
- Decrease bodily water
- humans disturb it
- drying out
- flooding
- contamination
- deforestation
- chemical changes
- Water pollution
Water pollution

Fact 1: Agenerator converts kinetic energy into electrical energy. Fact 2: Electrical energy is converted into light energy in the headlights. Given the two facts above, a generator converts kinetic energy into something, which can then be converted to light by what?
OPTIONS:
- focusing a lens
- sensory neurons
- headlights
- heating liquids
- sunlight
- Evaporation
- cycles
- engines

Answer: headlights

Question: Fact 1: Coral reefs provide food and shelter to many ocean organisms. Fact 2: Reef-building corals are hermatypic. Given the two facts above, hermatypic organisms provide what to many ocean organisms?
OPTIONS:
- survival
- food and shelter
- competition
- kinetic energy
- produce light
- important habitats
- protect them
- major threat to health
Answer: food and shelter

input: OPTIONS:
- systems of prejudice
- heat production
- heat is produced
- motor boats
- produce light
- games
- Earth's weather system
- rays or beams Now, answer this question: Fact 1: The Earth being tilted on its axis causes ones side of the Earth to receive less energy from the Sun than the other side. Fact 2: Energy from the Sun drives Earth's weather system. Given the two facts above, the Earth being tilted on its axis causes solar energy to drive what?
A:
output:
Earth's weather system