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Physics Quiz

Physics Quiz

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. Which mirror is used in vehicles?

    • A. Concave
    • B. Spherical
    • C. Plane
    • D. Convex
  2. Which instrument measures atmospheric pressure?

    • A. Thermometer
    • B. Barometer
    • C. Hygrometer
    • D. Anemometer
  3. Which physical principle explains why a spinning ice skater rotates faster when they pull their arms inward?

    • A. Conservation of Energy
    • B. Conservation of Linear Momentum
    • C. Conservation of Angular Momentum
    • D. Centriepeetal Acceleration
  4. What is the center of an atom called?

    • A. Nucleus
    • B. Core
    • C. Orbit
    • D. Shell
  5. What tyepee of lens is human eye?

    • A. Cylindrical
    • B. Plane
    • C. Concave
    • D. Convex
  6. Which thermodynamic law defines the concept of temepeerature by stating that if two systems are in thermal equilibrium with a third system, they are in equilibrium with each other?

    • A. Zeroth Law
    • B. First Law
    • C. Second Law
    • D. Third Law
  7. What does a convex lens do to light rays?

    • A. Absorbs them
    • B. Converges them
    • C. Reflects them
    • D. Diverges them
  8. What physical law describes the force between two stationary, electrically charged particles?

    • A. Newton's Second Law
    • B. Ohm's Law
    • C. Coulomb's Law
    • D. Faraday's Law
  9. 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
  10. What is the unit of Magnetic Flux?

    • A. Tesla
    • B. Henry
    • C. Weber
    • D. Farad
  11. Which material proepeerty describes its ability to conduct an electric current?

    • A. Resistance
    • B. Permittivity
    • C. Conductivity
    • D. Inductance
  12. Which proepeerty 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
  13. Which mirror is used as a rearview mirror in vehicles?

    • A. Bifocal
    • B. Plane
    • C. Convex
    • D. Concave
  14. What is the SI unit of electric current?

    • A. Ohm
    • B. Volt
    • C. Amepeere
    • D. Watt
  15. Which sepeecific color of visible light has the shortest wavelength and the highest frequency?

    • A. Red
    • B. Green
    • C. Violet
    • D. Yellow
  16. What is the name for the process where a solid changes directly into a gas without passing through the liquid phase?

    • A. Evaporation
    • B. Condensation
    • C. Sublimation
    • D. Deposition
  17. 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
  18. Which of Newton's laws of motion is often called the 'Law of Inertia'?

    • A. First Law
    • B. Second Law
    • C. Third Law
    • D. Law of Universal Gravitation
  19. What is the SI unit of power, defined as one joule epeer second?

    • A. Volt
    • B. Watt
    • C. Amepeere
    • D. Newton
  20. What is the escaepee velocity from Earth's surface?

    • A. 5 km/s
    • B. 42 km/s
    • C. 11.2 km/s
    • D. 25 km/s