input with options: Q: Explanations of some aspect of the natural world based on repeated observations are termed what? A:
OPTIONS:
- scientific insights
- scientific thoughts
- scientific guesses
- scientific theories
output: scientific theories

Q: Q: What organ system consists of the skin, nails and hair? A:

OPTIONS:
- nervous system
- digestive system
- endocrine system
- integumentary system

A: integumentary system

input: OPTIONS:
- electric
- force
- pressure
- power Now, answer this question: Q: What is the rate at which energy is being transferred called? A:
A:
output: power

Q: Isobaric expansion is a process occurring without a change in what? A:

OPTIONS:
- direction
- temperature
- energy
- pressure

Answer: pressure

Problem: OPTIONS:
- viruses
- cockroaches
- microbes
- phages
Q: Q: What is the most widely distributed organism around? A:
Answer: phages

Q: What is the number placed in front of a chemical symbol or formula that shows how many atoms or molecules of the substance are involved in the reaction? A:

OPTIONS:
- requirement
- frequency
- note
- coefficient

Answer:
coefficient