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PAX Physics Fundamentals Flashcards

6 cards from real PAX practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 PAX Physics Fundamentals flashcards as text

  1. What does Ohm's Law state?

    Answer: V = I × R

    Ohm's Law states that Voltage (V) equals Current (I) multiplied by Resistance (R).

  2. Which of the following has the longest wavelength?

    Answer: Radio waves

    Radio waves have the longest wavelengths in the electromagnetic spectrum.

  3. The force of gravity between two objects increases as their masses:

    Answer: Increase

    According to Newton's Law of Universal Gravitation, gravitational force is directly proportional to the product of the masses.

  4. What is the unit of electrical power?

    Answer: Watt

    The Watt (W) is the SI unit of power, equal to one joule per second.

  5. A lever, pulley, and inclined plane are all examples of:

    Answer: Simple machines

    Levers, pulleys, and inclined planes are classic examples of simple machines that make work easier.

  6. Which law states that for every action there is an equal and opposite reaction?

    Answer: Newton's Third Law

    Newton's Third Law states that forces come in action-reaction pairs that are equal in magnitude and opposite in direction.

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  1. nln.org — Exam format, time limit, passing score, score release, score validity, fees, retake policy, exam information · verified Oct 2026