By Randy Lorge
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In this learning object you'll examine the supply and demand curves and to demonstrate the effects on equilibrium price/quantity and on price ceilings and floors.
Learners follow steps for reading a P&ID diagram of a closed-loop circuit.
Learners study the types of information letters and numbers placed inside general piping and instrumentation diagram symbols.
Test your knowledge of U.S. Presidents. Answer the questions before you run out of time!