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?

OPTIONS:
- cooled
- viruses
- Energy
- heat
- Winter
- bacteria
- cold
- phytoplankton

Answer: cold

Problem: OPTIONS:
- glass
- motors
- neurons
- power
- copper
- sweat
- forces
- keratin
Q: Fact 1: Sweat is used for adjusting to hot temperatures by some animals. Fact 2: Adjusts controls to regulate temperature and humidity of animals' quarters. Given the two facts above, what is used to adjust controls to regulate temperature?
Answer: sweat

Problem:OPTIONS:
- direct energy
- one celled organisms
- chemical energy
- hydrogen and oxygen
- kinetic energy
- Time and energy
- permineralization
- peachleaf willow

Fact 1: Fire converts chemical energy into light and heat energy. Fact 2: Beech wood fires burn bright and clear If the logs are kept a year. Given the two facts above, what is converted into light by burning beech wood?
****
A: chemical energy

Fact 1: Smell is used for finding food by some animals. Fact 2: Another of our five major senses is the sense of smell. Given the two facts above, animals use five major what to locate food?
OPTIONS:
- foraging areas
- messengers
- continents
- Collagen
- hormones
- senses.
- arteries
- sound
senses.

Fact 1: Fire converts chemical energy into light and heat energy. Fact 2: Fires are large uncontrolled flames. Given the two facts above, what do flames convert chemical energy into?
OPTIONS:
- light and heat energy
- heating liquids
- electrical energy
- Firecrackers
- sonic energy
- Something that causes allergies
- kinetic energy
- gravitational energy

Answer: light and heat energy

input with options: Fact 1: An animal requires nutrients to grow and heal. Fact 2: Microbes provide nutrients to animals. Given the two facts above, what can help an animal to grow and heal?
OPTIONS:
- food
- heat
- bones
- energy
- cells
- microbes
- glycogen
- proteins
output:
microbes