Fact 1: Chemical splashing can cause harm to humans. Fact 2: Chemical weapons are toxic chemicals. Given the two facts above, what can cause harm when splashed on humans?
OPTIONS:
- Pesticides
- fossil fuels
- medicine
- chlorofluorocarbons
- water
- Greenhouse gasses
- soda
- toxic material

Answer: toxic material

Fact 1: Fertilization occurs when a sperm and an egg fuse. Fact 2: Fertilization As far as fertilization, timing is critical. Given the two facts above, when is timing critical?
OPTIONS:
- a hemisphere is tilted away from the sun
- object is kicked
- movement of tectonic plates
- flow of electrons
- when the sperm and egg fuse
- Earth revolving around the sun
- Warm air moving into cold air
- seed dispersal

Answer: when the sperm and egg fuse

Fact 1: Alaser is used for producing light. Fact 2: And rays of light shine on the ground. Given the two facts above, what produces rays?
OPTIONS:
- water
- coral
- a laser
- squids
- flowers
- a taser
- a container
- cactuses

Answer:
a laser