Problem: OPTIONS:
- electrically
- mechanical
- Amplifying it with electricity
- The musician being trained
- Tuning it properly
- Plucking a string
- Through play
- lowered energy cost
Q: Fact 1: Plucking a string can cause that string to vibrate. Fact 2: All guitars produce sound through the mechanical vibration of strings. Given the two facts above, how does a guitar create sound?
Answer: Plucking a string

Problem:OPTIONS:
- fur
- gills
- animals
- complex
- Wasps
- vertebrae
- Flowers
- wings

Fact 1: Insects may live in large colonies and have complex social behaviors. Fact 2: Insects are the only arthropod to have wings. Given the two facts above, arthropods with what may live in large colonies and have complex social behaviors.?
****
A: wings

Fact 1: The emission of sulfur dioxide causes acid rain. Fact 2: Acid rain effects forest ecosystems. Given the two facts above, what causes damage to forest ecosystems?
OPTIONS:
- flooding
- humans disturb it
- Sulfur dioxide
- deforestation
- Liquid bromine
- Carnivore animals
- Pollution
- Hydrogen peroxide
Sulfur dioxide

Fact 1: Coal is used to produce electricity by burning in coal-fire power stations. Fact 2: Heat is essential to the burning process. Given the two facts above, how does coal produce electricity?
OPTIONS:
- It remains dormant
- It gets cooled
- By rubbing together
- chemical reaction
- It gets heated up
- major threat to health
- Through magnetism
- heat energy

Answer: It gets heated up

Question: Fact 1: Glucose is used for energy by the cells of most organisms. Fact 2: Blood Sugar Glucose is sugar. Given the two facts above, what is used for energy in most cells?
OPTIONS:
- sugar
- sodium
- muscle
- maples
- calcium
- food
- silicon
- Energy
Answer: sugar

input: OPTIONS:
- nutrients
- organic molecules
- consumers
- healing of wounds
- water conservation
- important habitats
- watershed
- Most plants Now, answer this question: Fact 1: Zinc has a positive impact on the healing of wounds. Fact 2: Sources of zinc are soil, zinc oxide, zinc sulfate, zinc chelate. Given the two facts above, what can soil have a positive impact on?
A:
output:
healing of wounds