Q: Fact 1: High temperatures can cause an object to combust. Fact 2: Fine droplets of water explode into steam during combustion. Given the two facts above, high temperatures can cause objects to what? | OPTIONS:
- Movement
- freeze
- chill
- ice over
- Pollution
- deadly
- explode
- Bend
A: explode

Q: Fact 1: Coal is used to produce electricity by burning in coal-fire power stations. Fact 2: Most of the electricity in the United States is produced by burning coal. Given the two facts above, what kind of power stations create most of the electricity in the United States? | OPTIONS:
- coal
- making
- motors
- energy
- cars
- made
- heat
- two
A: coal

Q: Fact 1: Aplant requires food for survival. Fact 2: Fertilizers are food for the plant. Given the two facts above, plants need what? | OPTIONS:
- worms to survive
- Exfoliation
- heat energy
- fungi to survive
- humans to survive
- hydrate their cells
- Chemical energy
- fertilizer to survive
A: fertilizer to survive

Q: Fact 1: Creating paper requires cutting down trees. Fact 2: Saving trees helps stop global warming. Given the two facts above, reducing paper production would directly help stop what international problem? | OPTIONS:
- Greenhouse gases
- obesity
- global warming
- cool summers
- deforestation
- population movement
- antibiotic resistant bacteria
- Greenhouse gasses
A: global warming