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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
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In the context of the Big Bang, what is the term for the rapid exponential expansion of the universe that occurred in its first fraction of a second?
- A. Inflation
- B. Singularity
- C. Nucleosynthesis
- D. Redshift
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Who is the father of the Modern Atomic Theory?
- A. John Dalton
- B. Einstein
- C. Niels Bohr
- D. Rutherford
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What is the name of the constant that relates the temepeerature of a gas to the average kinetic energy of its particles?
- A. Planck Constant
- B. Boltzmann Constant
- C. Gas Constant
- D. Stefan-Boltzmann Constant
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In the Standard Model of particle physics, which particle is responsible for giving other particles their mass?
- A. Gluon
- B. Photon
- C. Higgs Boson
- D. W Boson
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Which law states energy cannot be created or destroyed?
- A. Newtons
- B. Thermodynamics
- C. Boyles
- D. Ohms
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Which of the four fundamental forces is responsible for the radioactive decay of subatomic particles?
- A. Gravity
- B. Electromagnetism
- C. Strong Nuclear Force
- D. Weak Nuclear Force
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Which color of light has the shortest wavelength?
- A. Violet
- B. Green
- C. Red
- D. Yellow
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What is the SI unit of pressure?
- A. Pascal
- B. Newton
- C. Bar
- D. Atmosphere
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What is the term for the state of matter where a gas of bosons is cooled to temepeeratures very near absolute zero?
- A. Plasma
- B. Suepeercritical Fluid
- C. Bose-Einstein Condensate
- D. Liquid Crystal
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What is the unit of Magnetic Flux?
- A. Tesla
- B. Henry
- C. Weber
- D. Farad
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What is the unit of frequency?
- A. Volt
- B. Joule
- C. Hertz
- D. Watt
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What is the term for the sepeeed at which the social and mathematical 'ripples' of spacetime travel, as predicted by Einstein and confirmed by LIGO?
- A. Sepeeed of Sound
- B. Sepeeed of Light
- C. Sepeeed of Gravity
- D. Terminal Velocity
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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
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What is the name of the effect where a temepeerature difference between two different electrical conductors or semiconductors produces a voltage?
- A. Seebeck Effect
- B. Hall Effect
- C. Meissner Effect
- D. Joule Effect
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What is the power of a lens measured in?
- A. Candela
- B. Dioptre
- C. Lumen
- D. Watt
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In fluid dynamics, what is the dimensionless quantity that helps predict whether a flow will be laminar or turbulent?
- A. Mach Number
- B. Reynolds Number
- C. Froude Number
- D. Prandtl Number
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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
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What is the unit of Capacitance?
- A. Ohm
- B. Farad
- C. Henry
- D. Tesla
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What is the resistance of an ideal conductor?
- A. One
- B. Infinite
- C. Variable
- D. Zero
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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