Problem:OPTIONS:
- deuterostomes
- Wind Turbines
- power stations
- Suez Canal
- trout
- Old Faithful Geyser
- Hoover Dam
- stations

Fact 1: Hydropower requires damming a river. Fact 2: Hoover Dam, the first dam on the Colorado River below Grand Canyon, was built between 1931 and 1935. Given the two facts above, which of these produces hydropower?
****
A: Hoover Dam

Fact 1: Temperature falls from the equator to the poles. Fact 2: Temperature Temperature is an measurement of the amount of heat. Given the two facts above, what can be measured from the equator to the poles?
OPTIONS:
- water
- speed
- air
- Earth
- Length
- solar
- heat
- Energy
heat

Fact 1: Hair is a fiber that is found only in mammals. Fact 2: Mammals are vertebrates with fur or hair. Given the two facts above, what are mammals?
OPTIONS:
- dinosaurs
- animals
- fish
- Animal survival
- supersonic
- vertebrates
- invertabrates
- four limbs

Answer: vertebrates

Question: Fact 1: Cancer cells divide more often than normal cells, and grow out of control. Fact 2: Cancer is an example of a mutation in cells. Given the two facts above, what can mutations cause?
OPTIONS:
- death and devastation
- blood
- massive damage
- Leptospirosis
- biological diversity
- horses
- ice
- out of control growth
Answer: out of control growth

input with options: Fact 1: Chemical splashing can cause harm to humans. Fact 2: Sulfuric acid is a highly corrosive chemical. Given the two facts above, what splashing can cause harm to humans?
OPTIONS:
- water vapor
- water
- sea squirts
- salt and water.
- air
- flooding
- Pesticides
- sulfuric acid
output: sulfuric acid

Problem: OPTIONS:
- cities
- Fuel cells
- energy
- kinetic energy
- industry
- heating liquids
- information
- Solar energy
Q: Fact 1: Microbial fuel cells convert chemical energy into electrical energy. Fact 2: Computers run on electricity. Given the two facts above, what can power computers?
Answer:
Fuel cells