Fact 1: Sweat wets the skin, and when it evaporates, it cools the body. Fact 2: Sweat is made of salt and water. Given the two facts above, what wets the skin, and when it evaporates, it cools the body?
OPTIONS:
- Heat energy
- salt and water
- acetic acid
- urine
- ice
- Chlorophyll
- white vinegar
- blood

Answer: salt and water

Fact 1: Webbed feet are used for moving faster through water by aquatic animals. Fact 2: Ducks are aquatic birds. Given the two facts above, what uses webbed feet for moving faster through water?
OPTIONS:
- squids
- humans
- h2o
- trout
- octopus
- insects
- ducks
- fish

Answer: ducks

Fact 1: If an organism becomes too hot then that organism may die. Fact 2: Bacteria are single-cell organisms. Given the two facts above, what might die if it becomes too hot?
OPTIONS:
- tunicates
- bacteria
- gamma rays
- clouds
- some mammals
- h2o
- Frogs
- humans

Answer:
bacteria