1) The car just maintained its speed and its direction. Is there acceleration? a) Yes b) No 2) The car did not change its direction, but it increases its speed. Is there acceleration? a) Yes b) No 3) The car did not change its speed but turned into different direction. Is there acceleration? a) Yes b) No 4) The car changed both its speed and direction or changed its velocity. Is there acceleration? a) Yes b) No 5) A car at rest gained a speed of 40 km/hr. Is there acceleration? a) Yes b) No 6) Paper lying on the table. Is there acceleration? a) Yes b) No 7) A bus with a constant speed of 60 km/hr running in a straight line. Is there acceleration? a) Yes b) No 8) A racing car that is about to reach the finish line increases its speed at its maximum. Is there acceleration? a) Yes b) No 9) A flying airplane that has a speed of 500 mi/hr and after 10 minutes it slows downs to 400 mi/hr. Is there acceleration? a) Yes b) No 10) A boy that is walking at a constant speed, as he reached the corner of the street he turned left. Is there acceleration? a) Yes b) No

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