Physics Quiz
Physics · Hard
20 questions · Unlimited attempts · Free online practice
Physics is the fundamental science that explains how the universe works, from the smallest subatomic particles to the largest galaxies. It explores matter, energy, motion, forces,...
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All 20 questions in this Physics quiz
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What is the name of the effect where a temperature difference between two different electrical conductors or semiconductors produces a voltage?
- A. Seebeck Effect
- B. Hall Effect
- C. Meissner Effect
- D. Joule Effect
-
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
-
What is the SI unit of pressure?
- A. Pascal
- B. Newton
- C. Bar
- D. Atmosphere
-
What is the power of a lens measured in?
- A. Candela
- B. Dioptre
- C. Lumen
- D. Watt
-
Which thermodynamic law defines the concept of temperature 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
-
Which color of light has the shortest wavelength?
- A. Violet
- B. Green
- C. Red
- D. Yellow
-
Who is the father of the Modern Atomic Theory?
- A. John Dalton
- B. Einstein
- C. Niels Bohr
- D. Rutherford
-
What is the escape velocity from Earth's surface?
- A. 5 km/s
- B. 42 km/s
- C. 11.2 km/s
- D. 25 km/s
-
What is the name of the constant that relates the temperature of a gas to the average kinetic energy of its particles?
- A. Planck Constant
- B. Boltzmann Constant
- C. Gas Constant
- D. Stefan-Boltzmann Constant
-
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
-
What is the unit of Capacitance?
- A. Ohm
- B. Farad
- C. Henry
- D. Tesla
-
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
-
What is the unit of Magnetic Flux?
- A. Tesla
- B. Henry
- C. Weber
- D. Farad
-
Which law states energy cannot be created or destroyed?
- A. Newtons
- B. Thermodynamics
- C. Boyles
- D. Ohms
-
What is the resistance of an ideal conductor?
- A. One
- B. Infinite
- C. Variable
- D. Zero
-
What is the SI unit of Luminous Intensity?
- A. Ampere
- B. Mole
- C. Candela
- D. Kelvin
-
Which thermodynamic cycle represents the most efficient possible heat engine allowed by the laws of physics?
- A. Otto Cycle
- B. Rankine Cycle
- C. Carnot Cycle
- D. Diesel Cycle
-
What is a line on a map connecting points of equal pressure?
- A. Isobar
- B. Isohyet
- C. Isotope
- D. Isotherm
-
What is the term for the state of matter where a gas of bosons is cooled to temperatures very near absolute zero?
- A. Plasma
- B. Supercritical Fluid
- C. Bose-Einstein Condensate
- D. Liquid Crystal
-
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