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Physics Quiz

Physics · Medium

20 questions · Unlimited attempts · Free online practice

Physics is the fundamental science that explores the nature of matter, energy, space, and time. It investigates everything from subatomic particles to the large-scale structure of...

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All 20 questions in this Physics quiz
  1. What is the term for the phenomenon where certain materials expel all magnetic fields when they are cooled below a critical temperature?

    • A. Ferromagnetism
    • B. Meissner Effect
    • C. Zeeman Effect
    • D. Faraday Rotation
  2. What is the term for the amount of energy required to raise the temperature of one gram of a substance by one degree Celsius?

    • A. Latent Heat
    • B. Specific Heat Capacity
    • C. Thermal Conductivity
    • D. Heat of Fusion
  3. What is the term for the bending of waves around the corners of an obstacle or through an aperture into the region of geometrical shadow?

    • A. Refraction
    • B. Reflection
    • C. Diffraction
    • D. Dispersion
  4. Which type of radioactive decay involves the emission of a helium nucleus (two protons and two neutrons)?

    • A. Beta Decay
    • B. Gamma Decay
    • C. Alpha Decay
    • D. Electron Capture
  5. Which type of mirror is curved inward and can be used to focus light to a single point, often used in reflecting telescopes?

    • A. Plane Mirror
    • B. Convex Mirror
    • C. Concave Mirror
    • D. Bifocal Mirror
  6. Which fundamental law of thermodynamics states that the entropy of an isolated system can never decrease over time?

    • A. First Law
    • B. Second Law
    • C. Third Law
    • D. Zeroth Law
  7. Which mirror is used in vehicles?

    • A. Concave
    • B. Spherical
    • C. Plane
    • D. Convex
  8. Which property of a wave describes the time it takes for one complete cycle to pass a given point?

    • A. Frequency
    • B. Wavelength
    • C. Period
    • D. Velocity
  9. In special relativity, what is the term for the phenomenon where time slows down for an object moving at very high speeds relative to an observer?

    • A. Time Compression
    • B. Time Dilation
    • C. Temporal Drift
    • D. Lorentz Contraction
  10. Which scientist proposed theory of relativity?

    • A. Tesla
    • B. Galileo
    • C. Einstein
    • D. Newton
  11. What does a Prism do to white light?

    • A. Absorbs it
    • B. Disperses it
    • C. Magnifies it
    • D. Reflects it
  12. Which law relates Voltage, Current and Resistance?

    • A. Pascal's Law
    • B. Ohm's Law
    • C. Newton's Law
    • D. Boyle's Law
  13. What type of energy is stored in a battery?

    • A. Chemical
    • B. Nuclear
    • C. Thermal
    • D. Mechanical
  14. Which law of physics states that the pressure of a given mass of an ideal gas is inversely proportional to its volume at a constant temperature?

    • A. Charles's Law
    • B. Gay-Lussac's Law
    • C. Boyle's Law
    • D. Avogadro's Law
  15. What is the SI unit of electric current?

    • A. Ohm
    • B. Volt
    • C. Ampere
    • D. Watt
  16. What type of wave is a light wave?

    • A. Longitudinal
    • B. Mechanical
    • C. Transverse
    • D. Sound
  17. Which fundamental constant of nature relates the energy of a photon to its frequency?

    • A. Boltzmann Constant
    • B. Planck Constant
    • C. Gravitational Constant
    • D. Avogadro's Number
  18. What is Newtons third law about?

    • A. Action-Reaction
    • B. Motion
    • C. Gravity
    • D. Energy
  19. What is the term for the process where a gas is converted directly into a solid without becoming a liquid first?

    • A. Sublimation
    • B. Evaporation
    • C. Deposition
    • D. Condensation
  20. What device is used to measure electric current?

    • A. Ohmmeter
    • B. Ammeter
    • C. Barometer
    • D. Voltmeter