detailed please show ur work too

QUESTION I : Knowledge/Understanding(16marks) 1. Find the following using the position-time graph (position scale in km [N])(knowledge-8marks) a) position at B 50 b) velocity at A 40 D c) when object is not moving 30 d) when moving south 20 e) total distance 10 f) total displacement Tia E g) average speed for entire trip 0 2 t (h) h) average velocity for entire trip -10 -20 A -30 -40 .50 2. State in your own words: Newton's first law, Newton's second law, Newton's third law, the difference between mass and weight, what variables affect the force of friction on an object, what is meant by terminal velocity.(knowledge-6marks) 2 3. Draw the magnetic field lines on the outside of the bar magnet(knowledge-2marks) N S 3 / 6 Question Ill Application(15marks) 4. Ali reached a hill and his pace went from 11.8km/h to 10.5 km/h over the 30. s climb. (Application-6) a) What was his average acceleration? b) How long (in m) was the hill? c) If he continued to slow down at the same rate, how long would it take his to come to a stop (after the 30 seconds of hill climb)