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Physics Quiz
Physics · Exam Mode
20 questions · 30 min timer · Results at the end
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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Which material was discovered in 2004 to be a 2D sheet of carbon atoms with incredible strength and conductivity?
- A. Carbon Nanotubes
- B. Graphene
- C. Fullerenes
- D. Graphite
-
What is the name for the specific frequency at which a system naturally tends to oscillate in the absence of any driving or damping force?
- A. Resonant Frequency
- B. Harmonic Frequency
- C. Beat Frequency
- D. Modulated Frequency
-
Which law states energy cannot be created or destroyed?
- A. Newtons
- B. Thermodynamics
- C. Boyles
- D. Ohms
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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
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Which subatomic particle is the lightest and carries a negative electric charge?
- A. Proton
- B. Neutron
- C. Electron
- D. Quark
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What is the name for the minimum energy required to remove an electron from the surface of a metal?
- A. Binding Energy
- B. Activation Energy
- C. Work Function
- D. Ionization Energy
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Which of these forces is the weakest of the four fundamental interactions of nature?
- A. Strong Nuclear Force
- B. Weak Nuclear Force
- C. Electromagnetism
- D. Gravity
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Which type of mirror is curved inward and can be used to focus light to a single point, often used in reflecting telescopes?
- A. Plane Mirror
- B. Convex Mirror
- C. Concave Mirror
- D. Bifocal Mirror
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What is the standard value for the acceleration due to gravity on Earth's surface, often used in introductory physics calculations?
- A. 8.9 m/s
- B. 9.8 m/s
- C. 10.2 m/s
- D. 12.5 m/s
-
What type of energy is stored in a battery?
- A. Chemical
- B. Nuclear
- C. Thermal
- D. Mechanical
-
Which subatomic particle has a negative charge?
- A. Neutron
- B. Electron
- C. Nucleus
- D. Proton
-
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
-
What is the mass number of an atom?
- A. Protons + Neutrons
- B. Electrons
- C. Protons
- D. Neutrons
-
What is the boiling point of water in Kelvin?
- A. 100 K
- B. 0 K
- C. 373 K
- D. 273 K
-
What is the name for the process where a solid changes directly into a gas without passing through the liquid phase?
- A. Evaporation
- B. Condensation
- C. Sublimation
- D. Deposition
-
Which law of physics states that the pressure of a given mass of an ideal gas is inversely proportional to its volume at a constant temperature?
- A. Charles's Law
- B. Gay-Lussac's Law
- C. Boyle's Law
- D. Avogadro's Law
-
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
-
What is the center of an atom called?
- A. Nucleus
- B. Core
- C. Orbit
- D. Shell