Froggy Jumps Grade 10 Physics QuizVersión en línea Test your knowledge of Grade 10 physics concepts with this fun quiz! por Prayag 1 What is Newton's First Law of Motion? a An object at rest stays at rest unless acted upon by a force. b For every action, there is an equal and opposite reaction. c Force equals mass times acceleration. 2 What is the unit of force? a Joule (J) b Pascal (Pa) c Newton (N) 3 What does the law of conservation of energy state? a Energy increases over time. b Energy is always lost in transformations. c Energy cannot be created or destroyed, only transformed. 4 What is the formula for calculating kinetic energy? a KE = mgh b KE = 1/2 mv² c KE = mv 5 What is the acceleration due to gravity on Earth? a 9.81 m/s² b 10 m/s² c 9.8 m/s² 6 What is the principle of moments? a For an object in equilibrium, clockwise moments equal counterclockwise moments. b For every action, there is an equal reaction. c Energy is conserved in a closed system. 7 What is the difference between speed and velocity? a Velocity includes direction; speed does not. b Speed is always greater than velocity. c Velocity is the average speed over time. 8 What is the SI unit of work? a Newton (N) b Joule (J) c Watt (W) 9 What is the formula for calculating gravitational potential energy? a PE = mgh b PE = 1/2 mv² c PE = mv² 10 What is the relationship between frequency and wavelength? a Frequency is directly proportional to wavelength. b Frequency and wavelength are unrelated. c Frequency is inversely proportional to wavelength.