Complex Circuits Your friend that the two circuits shown below, each consisting of three identical lightbulbs and a 9V battery, should have the same power output because they use the same battery bulbs. Hill

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Chapter1: Units, Trigonometry. And Vectors
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Complex Circuits
Your friend that the two circuits shown below, each consisting of three identical lightbulbs and a
9V battery, should have the same power output because they use the same battery bulbs.
till
Use your knowledge of circuits to make a case for whether your friend is right or wrong. Support
your explanation with some calculations.
Scientific Abilities
Can reduce a complex
circuit consisting of
multiple resistors into
a simpler, equivalent
circuit with only a
single resistor
Can use Ohm's Law to
relate the current,
resistance, and
potential difference
within an electrical
circuit
Is able to represent a
situation with
mathematics
Missing
Inadequate
No attempt is made to
An attempt is made to
reduce the complexity of the reduce the complexity of a
circuit, but mistakes are
made such that the
circuit
No attempt is made to apply
Ohm's Law to relate the
electrical quantities within a
circuit
No representation is
constructed.
resistance of the equivalent
circuit does not match that of
the original
Ohm's Law is applied
incorrectly to relate the
electrical quantities within a
circuit
Mathematical representation
lacks the algebraic part (the
student plugged the
numbers right away) has the
wrong concepts being
applied, or signs are
incorrect.
Needs Improvement
The complex circuit was
correctly reduced to an
equivalent circuit but some
details of how this was done
were left out
Ohm's Law is applied
correctly to relate electrical
quantities, but some details
of how it was applied are
missing
Mathematical representation
is represented symbolically
(not just using numbers) and
applies appropriate physics
concepts to the situation. No
evaluation of the math in the
problem is present.
Adequate
The complex circuit was
correctly reduced to an
equivalent circuit with all
intermediate steps shown
Ohm's Law is applied
correctly to relate electrical
quantities with all work
clearly shown
Mathematical representation
is represented symbolically
(not just using numbers) and
applies appropriate physics
concepts to the situation. The
mathematical representation
is evaluated for its
appropriateness and
consistency.
Transcribed Image Text:Complex Circuits Your friend that the two circuits shown below, each consisting of three identical lightbulbs and a 9V battery, should have the same power output because they use the same battery bulbs. till Use your knowledge of circuits to make a case for whether your friend is right or wrong. Support your explanation with some calculations. Scientific Abilities Can reduce a complex circuit consisting of multiple resistors into a simpler, equivalent circuit with only a single resistor Can use Ohm's Law to relate the current, resistance, and potential difference within an electrical circuit Is able to represent a situation with mathematics Missing Inadequate No attempt is made to An attempt is made to reduce the complexity of the reduce the complexity of a circuit, but mistakes are made such that the circuit No attempt is made to apply Ohm's Law to relate the electrical quantities within a circuit No representation is constructed. resistance of the equivalent circuit does not match that of the original Ohm's Law is applied incorrectly to relate the electrical quantities within a circuit Mathematical representation lacks the algebraic part (the student plugged the numbers right away) has the wrong concepts being applied, or signs are incorrect. Needs Improvement The complex circuit was correctly reduced to an equivalent circuit but some details of how this was done were left out Ohm's Law is applied correctly to relate electrical quantities, but some details of how it was applied are missing Mathematical representation is represented symbolically (not just using numbers) and applies appropriate physics concepts to the situation. No evaluation of the math in the problem is present. Adequate The complex circuit was correctly reduced to an equivalent circuit with all intermediate steps shown Ohm's Law is applied correctly to relate electrical quantities with all work clearly shown Mathematical representation is represented symbolically (not just using numbers) and applies appropriate physics concepts to the situation. The mathematical representation is evaluated for its appropriateness and consistency.
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