Fact 1: Touch is the ability to sense pressure. Fact 2: Nerve damage that causes a reduction in the ability to feel touch or pain is very dangerous. Given the two facts above, what can sense pressure?
OPTIONS:
- thermometers
- pressure cookers
- sharks
- fur seals
- nerves
- animals
- humans
- skin cells

Answer: nerves

Fact 1: Sweat wets the skin, and when it evaporates, it cools the body. Fact 2: Sweat is released from sweat glands beneath the skin, and as it evaporates, the skin is cooled. Given the two facts above, what cools the skin?
OPTIONS:
- humidity
- temperature
- condensation
- Solar energy
- evaporation
- vaporization
- layers of fat
- water vapor

Answer: evaporation

Fact 1: Reproduction is the process by which organisms give rise to offspring. Fact 2: Life continues because of reproduction. Given the two facts above, why does life continue?
OPTIONS:
- to use resources
- organisms produce offspring.
- sub-units of species
- things don't die
- the Earth being tilted
- production of energy
- to keep going
- by keeping them warm

Answer:
organisms produce offspring.