physics trivia questions

Physics Trivia Questions and Answers: Test Your Brainpower!

Do you have what it takes to conquer the laws of nature? This trivia collection will challenge your knowledge of forces, particles, energy, motion, and the minds behind physics breakthroughs. From Newton to neutrinos, we’ve gathered fun, surprising, and brain-bending physics trivia for curious minds of all ages.

Answers are provided below so you can quiz yourself or others!

⚛️ Questions

Famous Physicists

  1. Who developed the theory of general relativity?
  2. What law is Isaac Newton famous for that explains the motion of objects?
  3. Who is known as the “Father of Modern Physics”?
  4. Which scientist worked with radioactive elements and won two Nobel Prizes?
  5. What physicist developed quantum mechanics using wave functions?
  6. Who developed the uncertainty principle?
  7. What famous physicist was confined to a wheelchair and wrote “A Brief History of Time”?

General Physics Knowledge

  1. What is the unit of force in the SI system?
  2. Which particle has a positive charge?
  3. What is the speed of light in a vacuum?
  4. What does E = mc² stand for?
  5. Which subatomic particle has no charge?
  6. What is the force that keeps planets in orbit?
  7. What unit is used to measure electric current?
  8. What’s the standard gravity acceleration on Earth (approximate)?
  9. What instrument is used to measure temperature?
  10. What does a voltmeter measure?
  11. What’s the scientific term for “light bending” as it passes through a medium?
  12. What physical quantity is measured in joules?
  13. What’s the name of the phenomenon where light behaves as both a particle and a wave?
physics elements

Motion & Energy

  1. What type of energy is stored in a stretched spring?
  2. What type of motion is represented by a pendulum?
  3. What is the name of the force that opposes motion?
  4. Which law states that “an object in motion stays in motion”?
  5. What kind of energy does a moving object possess?
  6. What is the term for a push or a pull?
  7. What is the law of conservation of energy?

Astronomy & Astrophysics

  1. What is the most massive type of star?
  2. What’s the invisible force that pulls matter together in space?
  3. What kind of object is a black hole?
  4. What’s the unit used to measure astronomical distances?
  5. What’s the name of the explosion that ends a star’s life?
  6. What force keeps the Moon in orbit around Earth?
  7. Which planet has the strongest gravity?

Modern Physics & Technology

  1. What is the Large Hadron Collider used for?
  2. What does “laser” stand for?
  3. What is quantum entanglement?
  4. Which particle is known as the “God Particle”?
  5. What is the phenomenon where certain materials emit electrons when exposed to light?
  6. What’s the device used to accelerate particles to high speeds?

Fun & Random

  1. What color of light has the most energy?
  2. Which force is considered the weakest of the four fundamental forces?
  3. What’s the name of the scale used to measure temperature in physics (starting at absolute zero)?
  4. How many quarks make up a proton?
  5. Can sound travel through space?
  6. Which type of wave requires a medium to travel?
  7. What is the phenomenon where a wave changes frequency due to motion?
physics

Bonus Questions

  1. What’s the fastest thing in the universe?
  2. What’s the name of the paradox that describes time travel inconsistencies?
  3. Which law explains how rockets are propelled?

🧠 Answers

Famous Physicists – Answers

  1. Albert Einstein
  2. Newton’s Three Laws of Motion
  3. Galileo Galilei
  4. Marie Curie
  5. Erwin Schrödinger
  6. Werner Heisenberg
  7. Stephen Hawking

General Physics Knowledge – Answers

  1. Newton
  2. Proton
  3. 299,792,458 meters per second
  4. Energy equals mass times the speed of light squared
  5. Neutron
  6. Gravity
  7. Ampere
  8. 9.8 m/s²
  9. Thermometer
  10. Voltage
  11. Refraction
  12. Energy
  13. Wave-particle duality

Motion & Energy – Answers

  1. Elastic potential energy
  2. Oscillatory motion
  3. Friction
  4. Newton’s First Law
  5. Kinetic energy
  6. Force
  7. Energy cannot be created or destroyed

Astronomy & Astrophysics – Answers

  1. Supermassive star
  2. Gravity
  3. A collapsed star with gravitational pull so strong even light can’t escape
  4. Light-year
  5. Supernova
  6. Gravity
  7. Jupiter

Modern Physics & Technology – Answers

  1. To study particle collisions and fundamental forces
  2. Light Amplification by Stimulated Emission of Radiation
  3. A quantum state where particles remain connected
  4. Higgs boson
  5. Photoelectric effect
  6. Particle accelerator

Fun & Random – Answers

  1. Violet
  2. Gravitational force
  3. Kelvin scale
  4. Three (2 up, 1 down)
  5. No
  6. Mechanical wave
  7. Doppler Effect

Bonus – Answers

  1. Light
  2. Grandfather paradox
  3. Newton’s Third Law of Motion

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