# Physics Trivia

Get ready for some Physics trivia! Physics is the study of matter, energy, and the interactions between them.

It's a fundamental science that helps us understand the workings of the universe, from the smallest particles to the largest structures.

Whether you're a student of Physics or just interested in science, these trivia questions will test your knowledge of some of the key concepts and phenomena in Physics.

So let's get started and see how much you know about the fascinating world of Physics!

For more quizzes, see our trivia quiz sitemap.

## Physics Trivia Questions and Answers

**1. Who is considered the father of modern physics?****Answer:** Isaac Newton

**2. What is the formula for calculating force?****Answer:** F = ma (force equals mass times acceleration)

**3. What is the fundamental force responsible for holding the nucleus of an atom together?****Answer:** Strong nuclear force

**4. What is the formula for calculating acceleration?****Answer:** a = (vf - vi) / t (acceleration equals change in velocity over time)

**5. What is the speed of light in a vacuum?****Answer:** 299,792,458 meters per second

**6. What is the process by which an atom or molecule absorbs light?****Answer:** Absorption

**7. What is the SI unit for energy?****Answer:** Joule (J)

**8. What is the equation for calculating the frequency of a wave?****Answer:** f = v / λ (frequency equals velocity divided by wavelength)

**9. What is the unit of measurement for electric charge?****Answer:** Coulomb (C)

**10. What is the formula for calculating work?****Answer:** W = Fd (work equals force times distance)

**11. What is the phenomenon that causes electrons to be emitted from a metal surface when light shines on it?****Answer:** Photoelectric effect

**12. What is the principle that states that the total energy in a closed system remains constant over time?****Answer:** Law of conservation of energy

**13. What is the unit of measurement for electric current?****Answer:** Ampere (A)

**14. What is the equation for calculating power?****Answer:** P = W / t (power equals work divided by time)

**15. What is the phenomenon in which an object in motion tends to stay in motion and an object at rest tends to stay at rest unless acted upon by an external force?****Answer:** Newton's first law of motion

**16. What is the name of the famous equation that relates energy and mass?****Answer:** E = mc² (energy equals mass times the speed of light squared)

**17. What is the fundamental force responsible for the attraction between two objects with mass?****Answer:** Gravitational force

**18. What is the name of the process by which an unstable nucleus emits radiation to become more stable?****Answer:** Radioactive decay

**19. What is the unit of measurement for frequency?****Answer:** Hertz (Hz)

**20. What is the fundamental force responsible for the repulsion between like charges?****Answer:** Electric force

**21. What is the formula for calculating electric potential energy?****Answer:** U = qV (electric potential energy equals electric charge times electric potential difference)

**22. What is the phenomenon in which an object in a fluid experiences an upward force that opposes its weight?****Answer:** Buoyancy

**23. What is the SI unit for force?****Answer:** Newton (N)

**24. What is the equation for calculating torque?****Answer:** τ = rFsinθ (torque equals the radius times the force times the sine of the angle between them)

**25. What is the unit of measurement for power?****Answer:** Watt (W)

**26. What is the name of the principle that states that the pressure exerted on a fluid in a closed container is transmitted equally throughout the fluid?****Answer:** Pascal's law

**27. What is the unit of measurement for magnetic field strength?****Answer:** Tesla (T)

**28. What is the name of the phenomenon in which an electric current creates a magnetic field?****Answer:** Electromagnetism

**29. What is the name of the principle that states that the angle of incidence is equal to the angle of reflection?****Answer:** Law of reflection

**30. What is the equation for calculating electric power?****Answer:** P = IV (electric power equals electric current times electric potential difference)

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