Q: Fact 1: Cooking food requires adding heat energy. Fact 2: Heat is essentially the source of energy. Given the two facts above, doing what to food requires adding the source of energy? | OPTIONS:
- burning
- burying
- degrading
- hydration
- boiling
- Light
- sharing
- cooking
A: cooking

Q: Fact 1: Some viruses can cause cancer. Fact 2: Cancer is an abnormal growth of cells. Given the two facts above, what be caused by some viruses? | OPTIONS:
- deadly and devastating
- a lot of human deaths
- Plant growth is reduced
- Something coming from a gland
- death and devastation
- contamination
- Abnormal cell growth
- extinction
A: Abnormal cell growth

Q: Fact 1: Immunodeficiency occurs when the immune system is not working properly. Fact 2: Merchandise didn t work, or was broken. Given the two facts above, immunodeficiency occurs when the immune system is what? | OPTIONS:
- strong and healthy
- expelled
- infected
- decreases
- working great
- broken
- dangerous
- easygoing
A: broken

Q: Fact 1: Earth orbiting the Sun causes seasons to change. Fact 2: Seasons are caused by the tilt of the axis relative to the planet's orbit. Given the two facts above, what causes earth's seasons? | OPTIONS:
- principals of aerodynamics
- Physical weathering
- floods
- the tilt of the planet
- an external framework
- dry conditions
- axis rotation
- relative location
A: the tilt of the planet