Problem: OPTIONS:
- cooled
- viruses
- Energy
- heat
- Winter
- bacteria
- cold
- phytoplankton
Q: Fact 1: Arefrigerator is used for keeping food fresh for a long period of time. Fact 2: People consume foods that are cold from refrigeration. Given the two facts above, what used for keeping food fresh for a long period of time?
Answer: cold

Problem:OPTIONS:
- global warming
- smoke
- liquid
- wild temperature fluctuations
- heat
- storms
- Gases
- rain

Fact 1: Clouds are formed by water vapor rising into colder regions of the atmosphere and condensing. Fact 2: As the warm air cools, it forms rain clouds called cumulonimbus clouds or thunderclouds. Given the two facts above, rising water vapor that condenses can lead to ?
****
A: rain

Fact 1: Rest has a positive impact on a health. Fact 2: Aids sleep and rest. Given the two facts above, what has positive impacts on a person's health?
OPTIONS:
- stamina
- sleep
- working too hard
- food
- animals
- playing in the dirt
- running
- eating too much
sleep

Fact 1: Fertilization occurs when a sperm and an egg fuse. Fact 2: Fertilization As far as fertilization, timing is critical. Given the two facts above, timing is critical for what occurs when a what and an egg fuse?
OPTIONS:
- Cooking
- Flowers
- fusion
- embryos
- pollen
- seeds
- heat
- sperm

Answer: sperm

Question: Fact 1: Astronauts require preserved food for extended flights. Fact 2: Freeze-drying Freeze drying is a method of preserving materials. Given the two facts above, which of the following keeps food viable for extended flights? ?
OPTIONS:
- evaporation
- microwaving
- boiling
- freeze drying
- layers of fat
- deep frying
- mechanical
- Dehydration
Answer: freeze drying

input: OPTIONS:
- Energy
- bicycles
- drink
- skateboards
- cars
- cows
- rollerskates
- sugar Now, answer this question: Fact 1: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants. Fact 2: Cars can run on pure ethanol or a mixture of petrol and ethanol. Given the two facts above, what can run on alcoholic fermentation of the glucose in corn or other plants?
A:
output:
cars