- 1. Basic Physics by Karl F. Kuhn is a comprehensive introduction to the fundamental concepts and principles of physics, designed for students who are new to the subject. The book covers a wide range of topics, beginning with the foundational principles of mechanics, including motion, forces, and energy. Kuhn emphasizes the importance of understanding the laws of physics in everyday life, providing relatable examples and practical applications to illustrate complex ideas. Throughout the text, he employs clear explanations and rich illustrations to elucidate topics such as thermodynamics, wave motion, electricity, and magnetism. Additionally, the author integrates experimental techniques and critical thinking skills, encouraging readers to engage with scientific inquiry and to develop problem-solving abilities. With its well-structured content and pedagogical approach, Basic Physics serves as an essential resource for high school students, aspiring scientists, and anyone looking to grasp the essential workings of the physical universe.
What is the unit of force?
A) Pascal
B) Newton
C) Watt
D) Joule
- 2. What is the acceleration due to gravity on Earth?
A) 9.12 m/s²
B) 10.2 m/s²
C) 8.91 m/s²
D) 9.81 m/s²
- 3. Which law states that objects in motion stay in motion?
A) Law of Conservation of Energy
B) Newton's Second Law
C) Newton's Third Law
D) Newton's First Law
- 4. What is the unit of energy?
A) Joule
B) Newton
C) Ampere
D) Volt
- 5. Who formulated the law of universal gravitation?
A) Albert Einstein
B) Isaac Newton
C) Niels Bohr
D) Galileo Galilei
- 6. What does Ohm's law relate?
A) Distance, speed, and time
B) Mass, force, and acceleration
C) Power, energy, and time
D) Voltage, current, and resistance
- 7. What type of wave requires a medium to travel?
A) Radio wave
B) Light wave
C) Electromagnetic wave
D) Mechanical wave
- 8. What is the SI unit of pressure?
A) Joule
B) Bar
C) Newton
D) Pascal
- 9. What is the law of reflection?
A) Angle of incidence is less than angle of reflection
B) Angle of incidence equals angle of reflection
C) Angle of incidence is greater than angle of reflection
D) Angle of incidence is equal to wavelength
- 10. What is the main cause of ocean tides?
A) Solar radiation
B) Gravitational pull of the Moon
C) Wind patterns
D) Earth's rotation
- 11. What type of energy does a moving object possess?
A) Potential energy
B) Nuclear energy
C) Kinetic energy
D) Thermal energy
- 12. What is the phenomenon of refraction?
A) Absorption of light by a medium
B) Reflection of light off a surface
C) Bending of light as it passes through different mediums
D) Scattering of light in all directions
- 13. What is the basic unit of electric current?
A) Ampere
B) Watt
C) Ohm
D) Volt
- 14. What type of motion occurs in a pendulum?
A) Rotational motion
B) Periodic motion
C) Linear motion
D) Circular motion
- 15. What is the term for the amount of matter in an object?
A) Density
B) Mass
C) Volume
D) Weight
- 16. What is displacement?
A) The shortest distance from the initial to final position
B) Total distance traveled
C) Velocity of an object
D) The speed of an object
- 17. What is the process of transferring heat through direct contact?
A) Insulation
B) Conduction
C) Radiation
D) Convection
- 18. What is the principle that describes how pressure exerted on a confined fluid is transmitted undiminished in all directions?
A) Hydrostatic Pressure
B) Archimedes' Principle
C) Pascal's Principle
D) Bernoulli's Principle
- 19. What happens to the pressure of a gas when its volume is decreased at constant temperature?
A) Pressure remains constant
B) Pressure decreases
C) Pressure increases
D) Pressure becomes zero
- 20. What is the unit of electric charge?
A) Coulomb
B) Volt
C) Ohm
D) Ampere
- 21. What does the slope of a velocity vs. time graph represent?
A) Distance
B) Acceleration
C) Displacement
D) Speed
- 22. What is fluid pressure generally measured in?
A) Newtons
B) Pascals
C) Joules
D) Watts
- 23. What does Newton's Second Law state?
A) v = d/t
B) E = mc2
C) F = ma
D) p = mv
- 24. What is a simple machine that changes the direction of a force?
A) Inclined Plane
B) Lever
C) Wedge
D) Pulley
- 25. What is the law of conservation of momentum?
A) Momentum can be created
B) Momentum is always increasing
C) Momentum is lost during collisions
D) Total momentum remains constant in an isolated system
- 26. Which theory explains the photoelectric effect?
A) Thermodynamics
B) Relativity
C) Quantum theory
D) Classical mechanics
- 27. What is the primary source of energy for the Earth?
A) Nuclear Fusion
B) The Moon
C) Geothermal
D) The Sun
- 28. What is the SI unit of mass?
A) Kilogram
B) Gram
C) Metric Ton
D) Pound
- 29. What is the atomic number of carbon?
A) 12
B) 8
C) 6
D) 14
- 30. What is the SI unit of power?
A) Newton
B) Ampere
C) Joule
D) Watt
- 31. Which particle has a negative charge?
A) Neutron
B) Proton
C) Electron
D) Photon
- 32. What is the primary force acting on a falling object?
A) Tension
B) Gravity
C) Friction
D) Air resistance
- 33. What is the main component of air?
A) Nitrogen
B) Oxygen
C) Hydrogen
D) Carbon Dioxide
- 34. What is the source of nuclear energy?
A) Mechanical work
B) Chemical reactions
C) Thermal conduction
D) Nuclear fission
- 35. What is the measure of the average kinetic energy of the molecules in a substance?
A) Volume
B) Heat
C) Pressure
D) Temperature
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