No extra effort is needed in order to think critically.
Please select the best answer from the choices provided
OT
OF

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

What is 7/81 as a percentage? round your answer to the nearest tenth of a percent.

Emmanuel has had a sharps exposure at work and has reported the incident, his employer has offered him an immediate confidential medical evaluation and follow-up care. what can he expect from the exam?