Fact 1: Bacteria can cause people to become ill. Fact 2: Fever is merely a symptom of illness. Given the two facts above, what can bacteria cause people to have?

OPTIONS:
- death
- disease
- mildew
- blue eyes
- mood swings
- fever
- yogurt
- anemia

Answer: fever

Fact 1: When a plant grows , the size of the leaves of that plant may increase. Fact 2: Perennial types are planted outside in spring. Given the two facts above, what may have its leaf size increase as it grows?

OPTIONS:
- tiny polyps
- gene flow
- h2o
- grass
- subtropical
- humans
- Tropical
- perennials

Answer: perennials

Fact 1: Using a gasoline engine requires burning gasoline. Fact 2: Gasoline and flammable liquid related burns, however, are a preventable problem. Given the two facts above, using an what requires burning flammable liquid?

OPTIONS:
- light bulb
- engine
- toaster
- Decibels
- cigars
- barrel
- Cooking
- battery

Answer: engine

Fact 1: Friction causes the temperature of an object to increase. Fact 2: Friction in bearings causes an increase of the temperature inside the bearing. Given the two facts above, what increases the temperature of a bearing?

OPTIONS:
- metal type
- water
- friction
- Energy.
- wind
- speed
- vaporization
- energy

Answer:
friction