Fact 1: Muscle contraction occurs when muscle fibers get shorter. Fact 2: Exercise causes muscles to contract. Given the two facts above, what does exercise cause muscles to do?

OPTIONS:
- rapid expansion
- aerobic capacity
- movement
- to move people
- Get shorter
- It will move.
- Dehydration
- improve

Answer: Get shorter

Problem: OPTIONS:
- Nebraska
- Des Moines
- Windmills
- sugar
- copper
- food
- Corn
- paper
Q: Fact 1: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants. Fact 2: Of course, ethanol is important to Iowa. Given the two facts above, what is the most important product in Iowa?
Answer: Corn

Problem:OPTIONS:
- ideas
- rivers
- sound
- vehicles
- arteries
- animals
- space
- objects

Fact 1: Magnetism can cause objects to repel each other. Fact 2: The agent responsible for the push or pull is the magnetic force . Given the two facts above, what can be pushed or pulled due to force?
****
A: objects

Fact 1: Cancer is a disease that occurs when the cell cycle is no longer regulated. Fact 2: Cancer is a defect in regulation of the cell cycle. Given the two facts above, cancer is a defect that occurs when there is no longer regulation of what?
OPTIONS:
- injections
- breathing
- disease
- cycles
- glucose
- the skin
- Energy
- attitude
cycles

Fact 1: If an animal lives under ground then that animal will be protected from a wild fire. Fact 2: Prairie dogs live in underground burrows. Given the two facts above, what are prairie dogs protected from?
OPTIONS:
- colder weather
- deforestation
- sun's heat
- disease
- threatened
- a wild fire
- A virus
- cold air

Answer: a wild fire

input with options: Fact 1: Chemical weathering causes iron in rock to oxidize. Fact 2: When iron oxidizes it produces iron oxide, more commonly referred to as rust. Given the two facts above, rust of iron in rocks is a direct result of ?
OPTIONS:
- solar heating
- high speed fall from space
- Chemical energy
- The area was once underwater
- permineralization
- Temperature
- volcanic ejection
- chemical weathering
output:
chemical weathering