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Physics Quiz

Physics · Timed

20 questions · 10 min timer · Instant feedback

Physics is the fundamental science that explains how the universe works, from the smallest subatomic particles to the largest galaxies. It explores matter, energy, motion, forces,...

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All 20 questions in this Physics quiz
  1. What is the unit of frequency?

    • A. Volt
    • B. Joule
    • C. Hertz
    • D. Watt
  2. 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
  3. What is the escape velocity from Earth's surface?

    • A. 5 km/s
    • B. 42 km/s
    • C. 11.2 km/s
    • D. 25 km/s
  4. What is the primary unit of electric resistance?

    • A. Volt
    • B. Ampere
    • C. Ohm
    • D. Watt
  5. What type of energy is stored in a battery?

    • A. Chemical
    • B. Nuclear
    • C. Thermal
    • D. Mechanical
  6. What is the process of a liquid turning into gas below its boiling point?

    • A. Condensation
    • B. Boiling
    • C. Evaporation
    • D. Freezing
  7. Which material was discovered in 2004 to be a 2D sheet of carbon atoms with incredible strength and conductivity?

    • A. Carbon Nanotubes
    • B. Graphene
    • C. Fullerenes
    • D. Graphite
  8. What is the name for the 'particle' of light that carries electromagnetic radiation?

    • A. Proton
    • B. Neutron
    • C. Photon
    • D. Electron
  9. What is the SI unit of Luminous Intensity?

    • A. Ampere
    • B. Mole
    • C. Candela
    • D. Kelvin
  10. Which of these forces is the weakest of the four fundamental interactions of nature?

    • A. Strong Nuclear Force
    • B. Weak Nuclear Force
    • C. Electromagnetism
    • D. Gravity
  11. In quantum mechanics, which principle states that it is impossible to simultaneously measure a particle's exact position and exact momentum?

    • A. Pauli Exclusion Principle
    • B. Heisenberg Uncertainty Principle
    • C. Schrdinger's Equation
    • D. Compton Effect
  12. Which subatomic particle is made of two 'down' quarks and one 'up' quark?

    • A. Proton
    • B. Neutron
    • C. Electron
    • D. Muon
  13. Which scientist was awarded the Nobel Prize in Physics for his discovery of the photoelectric effect, not for his work on relativity?

    • A. Isaac Newton
    • B. Niels Bohr
    • C. Albert Einstein
    • D. Max Planck
  14. 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
  15. What does a convex lens do to light rays?

    • A. Absorbs them
    • B. Converges them
    • C. Reflects them
    • D. Diverges them
  16. 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
  17. Who is the father of the Modern Atomic Theory?

    • A. John Dalton
    • B. Einstein
    • C. Niels Bohr
    • D. Rutherford
  18. What is the name for the energy an object possesses due to its motion?

    • A. Potential Energy
    • B. Thermal Energy
    • C. Kinetic Energy
    • D. Chemical Energy
  19. Which law of physics states that the total electric flux out of any closed surface is proportional to the total enclosed electric charge?

    • A. Ampre's Law
    • B. Gauss's Law
    • C. Faraday's Law
    • D. Coulomb's Law
  20. What is the term for the state of matter where a gas of bosons is cooled to temperatures very near absolute zero?

    • A. Plasma
    • B. Supercritical Fluid
    • C. Bose-Einstein Condensate
    • D. Liquid Crystal