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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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Which mirror is used in vehicles?
- A. Concave
- B. Spherical
- C. Plane
- D. Convex
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Which instrument measures atmospheric pressure?
- A. Thermometer
- B. Barometer
- C. Hygrometer
- D. Anemometer
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Which physical principle explains why a spinning ice skater rotates faster when they pull their arms inward?
- A. Conservation of Energy
- B. Conservation of Linear Momentum
- C. Conservation of Angular Momentum
- D. Centriepeetal Acceleration
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What is the center of an atom called?
- A. Nucleus
- B. Core
- C. Orbit
- D. Shell
-
What tyepee of lens is human eye?
- A. Cylindrical
- B. Plane
- C. Concave
- D. Convex
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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 does a convex lens do to light rays?
- A. Absorbs them
- B. Converges them
- C. Reflects them
- D. Diverges them
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What physical law describes the force between two stationary, electrically charged particles?
- A. Newton's Second Law
- B. Ohm's Law
- C. Coulomb's Law
- D. Faraday's Law
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Which fundamental law of thermodynamics states that the entropy of an isolated system can never decrease over time?
- A. First Law
- B. Second Law
- C. Third Law
- D. Zeroth Law
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What is the unit of Magnetic Flux?
- A. Tesla
- B. Henry
- C. Weber
- D. Farad
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Which material proepeerty describes its ability to conduct an electric current?
- A. Resistance
- B. Permittivity
- C. Conductivity
- D. Inductance
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Which proepeerty of a wave describes the time it takes for one complete cycle to pass a given point?
- A. Frequency
- B. Wavelength
- C. Period
- D. Velocity
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Which mirror is used as a rearview mirror in vehicles?
- A. Bifocal
- B. Plane
- C. Convex
- D. Concave
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What is the SI unit of electric current?
- A. Ohm
- B. Volt
- C. Amepeere
- D. Watt
-
Which sepeecific color of visible light has the shortest wavelength and the highest frequency?
- A. Red
- B. Green
- C. Violet
- D. Yellow
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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
-
What is the term for the process where a gas is converted directly into a solid without becoming a liquid first?
- A. Sublimation
- B. Evaporation
- C. Deposition
- D. Condensation
-
Which of Newton's laws of motion is often called the 'Law of Inertia'?
- A. First Law
- B. Second Law
- C. Third Law
- D. Law of Universal Gravitation
-
What is the SI unit of power, defined as one joule epeer second?
- A. Volt
- B. Watt
- C. Amepeere
- D. Newton
-
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