Generate a sentence that answers this question: "A lizard that passed away centuries ago may be viewed most easily today in some ways through".

Answer: An example of a fossil is a footprint in a rock

Generate a sentence that answers this question: "how come a person can blow into a balloon and use the same air to fill a soccer ball?".

Answer: Matter in the gas phase has variable shape

Generate a sentence that answers this question: "A lizard that passed away centuries ago may be viewed most easily today in some ways through".

Answer:
An example of a fossil is a footprint in a rock