Advanced physics

Question 1 1 pts Which of the following is not an SI base unit? O Metre O Kilometre Kilogram Second O Kelvin Question 2 1 pts Which of the following statements is most true? O Displacement and Distance are the same thing. O Displacements can only ever be positive. The displacement of an object in a time t is equal to the change in position of the object during that time. Distance travelled can be positive of negative. O The distance an object moves in a time t is equal to the change in position of the object during that time