Types of Systems — Prelims Questions

Which of the following best describes an open system?

A perfectly sealed, insulated thermos flask containing hot coffee is an example of which type of system?

A chemical reaction occurring in a sealed glass beaker, where the beaker feels warm to the touch, represents which type of system?

Which of the following statements is INCORRECT regarding system types?

Which of the following scenarios represents a system where only energy is exchanged, but not matter?

Which type of system is most relevant for studying the metabolism of a living organism?