Physics Paper 2 Marks Schemes |25 Questions| With Correct Answers.

difference between vector and scalar quantity {Ans: a vector has a direction but a scalar does not}unit of momentum {Ans: kg m /s}describe how to plot the magnetic field pattern of a bar magnet {Ans: place a compass near the north pole of the magnet and mark the direction that the compass points move the compass around the bar magnet to the other pole, marking at intervals the direction the compass points join the points up and add an arrow pointing from the north poe to the south pole}what microwaves suitable for for sending comms to a satellite in space {Ans: can travel through the atmosphere}how is a current induced in a wire {Ans: as the wire moves through the earths magnetic field, a potential difference is induced between the ends of the wire the wire mus be part of a complete circuit}why does a star remain stable {Ans: expansion due to fusion energy is in equilibrium with gravitational collapse}