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1**. Question: What is the SI unit of force?**

**Answer: **Newton (N)

**2. Question: What is the formula for calculating speed?**

**Answer:** Speed = Distance/Time

**3. Question: What is the acceleration due to gravity on Earth?**

**Answer: **9.8 m/s^2

**4. Question: What is the unit of electrical resistance?**

**Answer:** Ohm (Ω)

**5. Question: What law states that every action has an equal and opposite reaction?**

**Answer: **Newton’s Third Law of Motion

**6. Question: What is the SI unit of energy?**

**Answer: **Joule (J)

**7. Question: What is the formula for calculating work?**

**Answer:** Work = Force × Distance × cos(θ)

**8. Question: What is the unit of electric charge?**

**Answer: **Coulomb (C)

**9. Question: What is the formula for calculating power?**

Answer: Power = Work/Time

**10. Question: What is the law that states that the total energy of an isolated system remains constant over time?**

**Answer: **The Law of Conservation of Energy

**11. Question: What is the formula for calculating momentum?**

**Answer: **Momentum = Mass × Velocity

**12. Question: What is the SI unit of frequency?**

**Answer: **Hertz (Hz)

**13. Question: What law states that the pressure of a gas is inversely proportional to its volume at constant temperature?**

**Answer: **Boyle’s Law

**14. Question: What is the formula for calculating electric power?**

**Answer: **Power = Voltage × Current

**15. Question: What is the SI unit of electric potential difference?**

**Answer: **Volt (V)

**16. Question: What is the law that describes the relationship between the temperature and volume of a gas at constant pressure**

**Answer: **Charles’s Law

**17. Question: What is the formula for calculating kinetic energy?**

**Answer: **Kinetic Energy = 0.5 × Mass × Velocity^2

**18. Question: What is the SI unit of magnetic field strength?**

**Answer: **Tesla (T)

**19. Question: What law states that the force between two point charges is directly proportional to the product of their charges and inversely proportional to the square of the distance between them?**

**Answer: **Coulomb’s Law

**20. Question: What is the formula for calculating gravitational potential energy?**

**Answer: **Gravitational Potential Energy = Mass × Gravitational Acceleration × Height

**21. Question: What is the formula for calculating density?**

**Answer: **Density = Mass/Volume

**22. Question: What is the SI unit of pressure?**

**Answer: **Pascal (Pa)

**23. Question: What law states that the total pressure exerted by a mixture of gases is equal to the sum of the partial pressures of each individual gas?**

**Answer: **Dalton’s Law of Partial Pressures

**24. Question: What is the formula for calculating torque?**

**Answer: **Torque = Force × Distance × sin(θ)

**25. Question: What is the SI unit of torque?**

**Answer: **Newton-meter (N·m)

**26. Question: What is the law that describes the relationship between the pressure and temperature of a gas at constant volume**

**Answer: **Gay-Lussac’s Law

**27. Question: What is the formula for calculating buoyant force?**

**Answer: **Buoyant Force = Weight of Fluid Displaced

**28. Question: What law states that the resistance of a conductor is directly proportional to its length and inversely proportional to its cross-sectional area and the resistivity of the material?**

**Answer:** Ohm’s Law

**29. Question: What is the SI unit of frequency?**

**Answer: **Hertz (Hz)

**30. Question: What is the law that describes the relationship between the volume and temperature of a gas at constant pressure?**

**Answer: **Gay-Lussac’s Law

**31. Question: What is the formula for calculating gravitational force between two objects?**

**Answer: **Gravitational Force = (G × Mass1 × Mass2) / Distance^2

**32. Question: What is the SI unit of electric current?**

**Answer: **Ampere (A)

**33. Question: What law states that the voltage across a conductor is directly proportional to the current flowing through it, given constant resistance?**

**Answer: **Ohm’s Law

**34. Question: What is the formula for calculating angular velocity?**

**Answer: **Angular Velocity = Change in Angle/Time

**35. Question: What is the SI unit of angular velocity?**

**Answer: **Radian per second (rad/s)

**36. Question: What is the law that describes the relationship between the voltage, current, and resistance in an electrical circuit?**

**Answer:** Ohm’s Law

**37. Question: What is the formula for calculating centripetal force?**

**Answer: **Centripetal Force = (Mass × Velocity^2) / Radius

**38. Question: What is the SI unit of power?**

**Answer: **Watt (W)

**39. Question: What law states that the total entropy of an isolated system can never decrease over time?**

**Answer: **Second Law of Thermodynamics

**40. Question: What is the formula for calculating electric field intensity?**

**Answer: **Electric Field Intensity = Force / Charge

**41. Question: What is the SI unit of capacitance?**

**Answer: **Farad (F)

**42. Question: What law states that the total electric flux through a closed surface is equal to the net charge enclosed by the surface divided by the permittivity of the medium?**

**Answer: **Gauss’s Law

**43. Question: What is the formula for calculating resistance in a series circuit?**

**Answer: **Total Resistance = R1 + R2 + R3 + …

**44. Question: What law states that the heat transfer between two objects is directly proportional to the temperature difference between them and the surface area of contact, and inversely proportional to the distance between them?**

**Answer: **Newton’s Law of Cooling

**45. Question: What is the SI unit of magnetic flux?**

**Answer:** Weber (Wb)

**46. Question: What is the law that describes the relationship between the force experienced by a current-carrying conductor in a magnetic field and the strength of the magnetic field, the current, and the length of the conductor?**

**Answer: **Lorentz Force Law

**47. Question: What is the formula for calculating period in simple harmonic motion?**

**Answer: **Period = 1 / Frequency

**48. Question: What is the SI unit of frequency?**

**Answer: **Hertz (Hz)

**49. Question: What law states that the pressure exerted by a confined ideal gas is directly proportional to the temperature of the gas, provided the volume remains constant?**

**Answer: **Gay-Lussac’s Law

**50. Question: What is the formula for calculating the mechanical advantage of a simple machine?**

**Answer: **Mechanical Advantage = Output Force / Input Force

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