Fact 1: Energy is used for heating a building by a heating system. Fact 2: Each system is equipped with a control, a heat producer, a heat exchanger, and a heat distributor. Given the two facts above, buildings use a combination of production, exchange, and distribution of energy to for what?
OPTIONS:
- energy usage
- consumers
- ventilation
- views
- survival
- temperature
- Quality of life
- water
temperature

Fact 1: The Earth being tilted on its rotating axis causes seasons. Fact 2: By October 10, the lighthouse was tilted and leaning into the sea. Given the two facts above, what does the Earth's lean on its rotating axis cause?
OPTIONS:
- equator
- rainfall
- static electricity
- seasons
- climate
- wind
- spring
- time

Answer: seasons

Question: Fact 1: Insulin helps cells take up glucose from the blood. Fact 2: Insulin, a hormone produced by the pancreas, helps glucose in the bloodstream. Given the two facts above, what organ helps take up glucose from the blood?
OPTIONS:
- Both kidneys
- The liver
- sweating
- during the day
- A computer
- Veins
- The pancreas
- humans
Answer: The pancreas

input with options: Fact 1: Ozone depletion results in higher levels of UV radiation reaching Earth. Fact 2: Children are most at risk for overexposure to UV radiation. Given the two facts above, what puts children at risk?
OPTIONS:
- birth
- respiration
- h2o
- Pollution
- Leptospirosis
- massive damage
- ozone depletion
- Allergies
output: ozone depletion

Q: Fact 1: Population density is the average number of individuals per unit of area or volume. Fact 2: Density is the population divided by the area. Given the two facts above, what is the average number of individuals per unit of area or volume?

OPTIONS:
- population divided by class
- population divided by area
- solid, liquid, gas
- biological diversity
- competing for resources
- population divided by income
- population divided by wealth
- Something that makes plants green

A: population divided by area

Fact 1: Bone provides protection for soft tissues and internal organs. Fact 2: For the heart is the chief organ of the body and rules it. Given the two facts above, what does bone provide protection for in humans?
OPTIONS:
- epidermal
- during the day
- fur and fat
- health
- layers of fat
- staying warm
- The heart.
- When it's cold
The heart.