physics 10
What is the SI unit of force?
Newton
Which of the following is an example of a vector quantity?
Velocity
What is the formula to calculate acceleration?
Acceleration = Velocity ÷ Time
Which of the following is an example of a scalar quantity?
Speed
What does the Law of Conservation of Energy state?
Energy cannot be created or destroyed, only transferred or transformed.
What is the formula to calculate work?
Work = Force × Distance
Which of the following is an example of a non-contact force?
Gravity
What is the formula to calculate power?
Power = Work ÷ Time
What is the principle behind the operation of a lever?
Moment of Force
Which of the following is NOT a type of electromagnetic radiation?
Sound waves