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Topic: System organization 

Technology

 Standard 5.  Understands the nature and operation of systems
  Level III (Grade 6-8)
   Benchmark 3.Identifies the elements, structure, sequence, operation, and control of systems
    Knowledge/skill statements
     1.Identifies the elements of systems
     2.Identifies the structure of systems
     3.Identifies the sequence of systems
     4.Identifies the operation of systems
     5.Identifies the control of systems
   Benchmark 5.Knows that systems are usually linked to other systems, both internally and externally, and can contain subsystems as well as operate as subsystems
    Knowledge/skill statements
     1.Knows that systems are usually linked to other systems, both internally and externally
     2.Knows that systems can contain subsystems as well as operate as subsystems
  Level IV (Grade 9-12)
   Benchmark 3.Knows that in defining a system, it is important to specify its boundaries and subsystems, indicate its relation to other systems, and identify what its input and its output are expected to be
    Knowledge/skill statements
     1.Knows that in defining a system, it is important to specify its boundaries and subsystems
     2.Knows that in defining a system, it is important to indicate its relation to other systems
     3.Knows that in defining a system, it is important to identify what its input and its output are expected to be
   Benchmark 6.Constructs and operates systems (e.g., organizes and adjusts subsystems)
    Knowledge/skill statements
     1.Constructs a system
     2.Operates a system
     3.Organizes a subsystem
     4.Adjusts a subsystem
   Benchmark 7.Knows that complex systems are subject to failure and are designed with various elements and procedures (e.g., performance testing, overdesign, redundancy, more controls) that help reduce system failure
    Knowledge/skill statements
     1.Knows that complex systems are subject to failure
     2.Knows that complex systems are designed with various elements and procedures that help reduce system failure
     3.Knows that performance testing helps reduce system failure
     4.Knows that overdesign helps reduce system failure
     5.Knows that redundancy helps reduce system failure
     6.Knows that more controls help reduce system failure
   Benchmark 8.Knows that systems are embedded within larger systems, including technological, social, and environmental systems
    Knowledge/skill statements
     1.Knows that systems are embedded within larger systems
     2.Knows that systems are embedded within larger technological systems
     3.Knows that systems are embedded within larger environmental systems
     4.Knows that systems are embedded within larger social systems
 Standard 6.  Understands the nature and uses of different forms of technology
  Level II (Grade 3-5)
   Benchmark 8.Knows that buildings require several subsystems (e.g., a phone system, heating) and these subsystems may be associated with other types of technology (e.g., communications, energy)
    Knowledge/skill statements
     1.Knows that buildings require several subsystems
     2.Knows that a phone system is a subsystem that most buildings require
     3.Knows that a heating system is a subsystem that most buildings require
     4.Knows that building subsystems may be associated with other types of technology
     5.Knows that building subsystems may be associated with communication technology
     6.Knows that building subsystems may be associated with energy technology
  Level IV (Grade 9-12)
   Benchmark 4.Knows that power systems (i.e., systems which convert energy from one form to another) have a source of energy, a process, loads, and some have a feedback system
    Knowledge/skill statements
     1.Knows that power systems are systems which convert energy from one form to another
     2.Knows that power systems have a source of energy
     3.Knows that power systems have a process
     4.Knows that power systems have a load
     5.Knows that some power systems have a feedback system