140 Physics Trivia Questions and Answers
Welcome to our Physics trivia questions and answers where we try to answer commonly asked physics questions as accurately as possible.
Physics is something every human being on earth experiences on a daily basis and this includes but not limited to Gravity, which allows us to walk on ground without floating into space.
How much of physics do you still remember or would love to learn more about? So why not test your knowledge with our physics quiz questions and answers below.
For more educational questions and answers, see also Chemistry Trivia Questions and Answers, and Human Anatomy Trivia Questions and Answers.
Physics Trivia Questions and Answers
1. The resistance to motion caused by two objects moving against each other is called?
Answer: Friction
2. Event horizon is a term mostly used when talking about what?
Answer: Black holes
3. What star system is closest to the Sun?
Answer: Alpha Centauri
4. Which physicist committed suicide while in a state of depression?
Answer: Ludwig Boltzmann
5. If an object is balanced on a length of wood, what type of energy does it possess?
Answer: Potential
6. According to Newton, force is equal to mass multiplied by?
Answer: Acceleration
7. The poet Allen Ginsberg made parody of the laws of?
Answer: Thermodynamics
8. Who was the first to suggest that the Earth revolves around the Sun?
Answer: Copernicus
9. How much acceleration does it take for an object with a mass of 10 kg to apply 100 N of force?
Answer: 10 m/s*s
10. The force component parallel to the direction of relative motion is called?
Answer: Drag
11. A parsec is used to measure what?
Answer: Distances beyond our solar system
12. A basic electromagnet consists of a coal of wire and what else?
Answer: An iron core
13. What force of nature is responsible for satellites remaining in orbit around the Earth?
Answer: Gravity
14. How many laws of thermodynamics are there?
Answer: 4
15. The SI unit of magnetic flux is the?
Answer: Weber
16. What was the name of Albert Einstein’s first wife?
Answer: Mileva Marić
17. What is the name of the world’s largest particle physics laboratory in Switzerland?
Answer: CERN
18. The only planet that spins in the opposite direction to the Earth is?
Answer: Venus
19. The Big Bang theory is about?
Answer: Beginning of the Universe
20. What fruit became famous thanks to Isaac Newton
Answer: Apple
21. What body in our solar system has the strongest gravity field?
Answer: Sun
22. What is the lowest possible temperature called?
Answer: Absolute zero
23. Tendency of a body in motion to stay in motion is known as?
Answer: Inertia
24. Every action or force upon an object must have an equal and what kind of reaction?
Answer: Opposite
25. Who was the man behind the kinetic theory of gases?
Answer: James Maxwell
26. Any object projected into space by the exertion of force is called?
Answer: Projectile
27. What do you call the path followed by an electric current?
Answer: Circuit
28. What is electromagnetic wave with the highest energy called?
Answer: Gama-ray
29. How many times is gravity stronger on the Earth than on the Moon?
Answer: 6
30. Who was the father of American space program?
Answer: Wernher von Braun
31. Which physicist is known for the uncertainty principle?
Answer: Heisenberg
32. What will you get if you divide the object’s mass by its volume?
Answer: Density
33. Who suggested that energy comes in small packages called quants?
Answer: Planck
34. How many main forces are there in nature?
Answer: 4
35. Who suggested that mass and energy are two forms of a same thing?
Answer: Einstein
36. According to scientists, how many types of black holes are there?
Answer: Four
37. If a man weighs 120 N on the Earth, how much will he weigh on the Moon?
Answer: 20 N. Fomular is 120N / 6
38. Who was the inventor of lightning rod?
Answer: Benjamin Franklin
39. Which famous artist gave empirical laws of static friction?
Answer: Leonardo da Vinci
40. How long does it take sunlight to reach the Earth?
Answer: About 8 minutes
41. What object is the most powerful in the Universe?
Answer: Quasar
42. Which scientist had the most famous cat?
Answer: Schrodinger
43. The building block of all normal matter is called?
Answer: Atom
44. What would happen if an unstoppable force was applied on an unmovable object?
Answer: Nothing
45. What unit do we use to measure time?
Answer: A second
46. In which supercluster is our galaxy located?
Answer: Virgo
47. Which physicist used to crack safes for fun?
Answer: Richard Freynman
48. What is the natural science of fluid in motion?
Answer: Fluid mechanics
49. What particle transfers strong nuclear force?
Answer: Gluon
50. Who presented the first durable color photograph?
Answer: James Maxwell
Ultimate Physic Quiz Questions and Answers
51. What was the first attempt to listen to broadcasts from extraterrestrial?
Answer: Project Ozma
52. Electron can be in more than one place at the same time and we call that state?
Answer: Superposition
53. On which planet would you weigh the most?
Answer: Jupiter
54. What are the earliest known ballistic projectiles?
Answer: Stones and Spears
55. Who is called the ‘Father of the atomic bomb’?
Answer: Robert Oppenheimer
56. What is the unit for measuring inductance?
Answer: Henry
57. Matter going backwards through time is the standard definition of what?
Answer: Antimatter
58. Which formula is used to calculate speed?
Answer: Distance/time
59. What year is physics’ ”annus mirabilis”?
Answer: 1905
60. The smallest measurement of time that has any meaning is known as?
Answer: Planck time
61. Which scientist is the author of the book ‘A brief history of time’?
Answer: Stephen Hawking
62. What is the famous experiment of light and matter called?
Answer: Double slit experiment
63. If the unit of force and length each were increased by four times, then the unit of energy would be increased by?
Answer: 16 times
64. According to Allen Ginsberg, the first law of thermodynamics is?
Answer: You can’t win
65. What planet of our Solar system, besides Saturn, has a ring system?
Answer: Uranus
66. Quark, the ultimate particle, is a German slang word meaning?
Answer: Nonsense
67. What celestial body was named after Haley?
Answer: A comet
68. Who said that everything is relative?
Answer: Albert Einstein
69. Richard Feynman’s famous thought experiment took place in an imaginary land called?
Answer: Flatland
70. Which physicist made foundational contribution to understanding quantum theory?
Answer: Niels Bohr
71. Equation that describes everything in nature except gravity is called?
Answer: Standard Model
72. What is the centre of every black hole?
Answer: Singularity
73. What element is the most common in the Sun?
Answer: Hydrogen
74. The speed that travels faster than the speed of light is known as?
Answer: Supersonic
75. The distance between the Earth and the Sun is called?
Answer: Cosmic unit
76. Who is the youngest Nobel Prize Laureate in Physics?
Answer: Lawrence Bragg
77. What is the speed of sound?
Answer: 1.230 km/h
78. Who was the first to discover that the Universe goes beyond the Milky Way?
Answer: Edwin Hubble
79. What was the name of the first rocket that carried man to the Moon?
Answer: Saturn 5
80. How many stars does the Algol system consist of?
Answer: Three stars
81. The silence that deals with launching, flight, behavior and effects of projectiles is called?
Answer: Ballistics
82. On Earth, we experience the gravity force of?
Answer: 1G
83. What does time do at the speed of light?
Answer: Stops
84. Speedy the Snail can travel 10 centimetres in 5 minutes. How far can he travel in 15 minutes?
Answer: 30cm
85. Which Russian Noble Prize Winner invented heterotransistor?
Answer: Zhores Alferov
86. Max Planck was an originator of what?
Answer: Quantum theory
87. Which physicist refused an offer to be the president of Israel?
Answer: Albert Einstein
88. On what planet is the Olympus Mons, the highest mountain in our Solar system
Answer: Mars
89. What year was Richard Feynman awarded a Nobel Prize?
Answer: 1965
90. What is the abbreviation of Light Amplification by Stimulated Emission of Radiation?
Answer: LASER
91. Symbol for constant that is speed of light in vacuum is:
Answer: C
92. Which scientist won a Nobel Prize in both Chemistry and Physics?
Answer: Marie Curie
93. What was the main focus of Michael Faraday’s work?
Answer: Electromagnetism
94. What is the SI derived unit of electrical capacitance?
Answer: Farad
95. How many Newton’s Laws are there?
Answer: 3
96. Who is often called the ‘Father of modern physics’?
Answer: Galileo Galilei
97. What novel did quark get its name from?
Answer: Finnegans Wake
98. Albert Einstein was a co-inventor of what household item?
Answer: Refrigerator
99. Which of the following is not an example of acceleration:
Answer: Cruising at 60 mph
100. Which Russian physicist was known as ‘The Father of Soviet nuclear bomb’?
Answer: Andrei Sakharov
101. The force component perpendicular to the direction of relative motion is called?
Answer: Lift
102. According to the string theory, how many dimensions does the Universe have?
Answer: 11 dimensions
103. What does a star become after using up all of its hydrogen?
Answer: Red giant
104. Which law of motion states that for every action, there is an equal and opposite reaction?
Answer: Newton’s Third Law
105. The only planet of our Solar system whose rotation axis is tilted almost parallel to its orbital plane is?
Answer: Uranus
Fill In The Blank: Physics Quiz Questions and Answers
106. Enrico Fermi is best known for his contributions to the development of_______.
Answer: Nuclear energy
107. A man is at rest in the middle of a pond on perfectly smooth ice. He can get himself to the shore by making use of Newton’s _______.
Answer: Third law
108. If mass of a body on the Earth surface is M, then the mass of the same body on the moon surface is _______.
Answer: M
109. Weightlessness experienced while orbiting the Earth in a space-ship is the result of _______.
Answer: Free fall towards Earth
110. An ice block contains a glass ball when the ice melts within the water containing vessel. Here, the level of water _______.
Answer: Falls
111. A particle moves with constant angular velocity in a circle. During the motion its _______.
Answer: Energy is conserved
112. If the density of the material increases, the value of Young’s modulus _______.
Answer: Increases
113. For an ideal gas in an isothermal process the temperature _______.
Answer: Remains constant
114. Tachometer is a device used to measure _______.
Answer: Speed of rotation
115. Objects in motion will _______ until acted upon by another force.
Answer: Remain in motion
116. The force required to keep a body in uniform circular motion is _______.
Answer: Centripetal force
117. Marie Curie won her first Nobel for discovering _______.
Answer: Radioactivity
118. If a system undergoes contraction of volume, then the work done by the system will be _______.
Answer: Negative
119. Air is blown through a hole on a closed pipe containing liquid. Here, the pressure will ________.
Answer: Increase in all directions
120. The minimum audible wavelength at room temperature is about _______.
Answer: 20 mm
121. A motor cyclist going round in a circular track at constant speed has ______.
Answer: Constant angular velocity
122. If a particle moves in a circle describing equal angles in equal times, its velocity vector ______.
Answer: Changes in direction
123. The correct value of 0 degrees C on the Kelvin scale is _______.
Answer: 273.15K
124. Newton’s third law of motion leads to the law of conservation of _______.
Answer: Momentum
125. A body, whose momentum is constant, must have constant ______.
Answer: Velocity
126. When a bus suddenly takes a turn, the passengers are thrown outwards because of ______.
Answer: Inertia of motion
127. To get three images of a single object, one should have two plane mirrors at an angle of ________.
Answer: 90 degrees
128. The time period of a simple pendulum on a freely moving artificial satellite is _______.
Answer: Infinite
129. Construction of submarines is based on ________.
Answer: Archimedes’ principle
130. If density of Earth increases 4 times and its radius becomes half of what it is, our weight will _______.
Answer: Be doubled
131. Einstein kept a photograph of ________ on his study wall alongside pictures of Newton and Maxwell.
Answer: Faraday
132. If a person sitting in an open car moving at constant velocity throws a ball vertically up into air, the ball will fall ______.
Answer: Exactly in their hand
133. A jet engine works on the principle of ________.
Answer: Conservation of linear momentum
134. Number of spectral lines in hydrogen atom is ________.
Answer: Infinite
135. Metals expand when heated and ________ when cooled.
Answer: Contract
136. Galileo Galilei was born in the famous Italian city of _______.
Answer: Pisa
137. Weightlessness of an astronaut moving in a satellite is an example of ________.
Answer: Zero gravity
138. The particles which can be added to the nucleus of an atom without changing its chemical properties are called _______.
Answer: Neutrons
139. One day on Saturn takes about ______ hours on the Earth.
Answer: 10
140. _______ is the farthest planet from the Earth.
Answer: Pluto
