Q: Fact: a cavern is formed by carbonic acid in groundwater seeping through rock and dissolving limestone
Question: The crawling pace of limestone removal from an area produces

A: homes for bats

Q: Fact: one day is equal to 24 hours
Question: If a day has passed, so has

A: most of thirty hours

Q: Fact: An example of combining two substances is pouring one substance into the other substance
Question: If substances are combined by pouring them together, they'll mix, such as

A: coffee and hazelnut cream

Q: Fact: a warm front causes cloudy and rainy weather
Question: When I hear news of a warm front I make sure to bring

A:
waterproof appendage covers