MCAS Science, Technology/Engineering Practice

Category - Technology/Engineering

Which of the following statements describes the major difference between a closed fluid system and an open fluid system?
  1. A closed fluid system uses a gas and an open fluid system uses a liquid.
  2. A closed fluid system uses a liquid and an open fluid system uses a gas.
  3. A closed fluid system does not retain all its fluids and an open fluid system does.
  4. A closed fluid system retains all its fluids and an open fluid system does not.
Explanation
Answer: D - A closed fluid system retains all its fluids and an open fluid system does not.
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