Question: Choose your answer.

A person named Leonardo da Vinci studied many things including animals, geology, clouds, and flight. His study of birds helped him design the first parachute. Everything he saw made him ask how and why. Which human quality most likely made this person want to study many different things?
My Answer: curiosity

Question: Choose your answer.

Cells that conduct messages are known as
My Answer: nerve cells

Question: Choose your answer.

If a tall tree falls over in a crowded forest, which resource becomes available to the surrounding plants?
My Answer: sunlight

Question: Choose your answer.

Which is the most likely reason why scientific theories change?
My Answer:
scientists make new observations