Q: What is the first step in designing a product?
A: identify the need or want

Q: As the population of small fish in a lake decreases, the population of large fish that depend on the small fish for food will
A: decrease in number

Q: The main function of hormones in the human body is to
A: regulate body functions

Q: Which of the following is a similarity 20 between x-ray waves and sound waves?
A:
Both transfer energy.