Q: Fact 1: Streams may start with runoff or water seeping out of a spring.  Fact 2: If there is a fierce emotion near a stream, that stream somehow records that.  Given the two facts above, fierce emotion can be recorded from where?
A: runoff,water seeping spring

Q: Fact 1: Treating water is used to remove harmful substances before drinking.  Fact 2: Ordinary tap water can be full of harmful substances like chlorine, pesticides and heavy metals.  Given the two facts above, what does treating water remove before drinking it?
A: chlorine, pesticides, heavy metals

Q: Fact 1: Temperature falls from the equator to the poles.  Fact 2: If the weather is warm, their temperature rises.  Given the two facts above, what  falls from the equator to the poles?
A: warm weather

Q: Fact 1: Lung cancer is most often caused by exposure to tobacco smoke.  Fact 2: Many patients with lung cancer also have emphysema.  Given the two facts above, emphysema is often cause by exposure to:?

A: tobacco smoke