Q: Fact: a canyon is made of rocks
Question: The below surface pebbles of the rio grande are of non rough edges because of?

A: fluid moving

Q: Fact: some humans live in houses
Question: Some animals build a structure called a house for their own species to live in. This animal is a

A: primate

Q: Fact: the skeletal system protects internal organs
Question: The skeletal system protects

A: pancreas

Q: Fact: alligators eat fish
Question: Alligators have a

A:
wide nose