Grade 9 Physics Final Exam Review

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Vocabulary flashcards covering direct current voltage, rheostats, oscilloscope settings, and forces from the Grade 9 Physics Final Exam.

Last updated 3:07 PM on 8/27/26

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Direct current (DC) voltage

A type of electric voltage that remains constant in value and in direction over time.

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Rheostat

A resistor of adjustable resistance used to control the current in an electric circuit by changing its resistance.

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Dry cell

An example of a source of DC voltage.

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Vertical sensitivity ( $S_v$ )

An oscilloscope setting, given as $S_v = 5\,V/div$ in Exercise 1, used to calculate the value of measured voltage.

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Weight ( $W$ )

One of the forces acting on an object, calculated using gravitational acceleration $g = 10\,N/kg$ .