This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   A roller coaster cart travels in bowl shaped track.  At the end of the track, which direction will the cart travel?

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   If an object’s velocity-versus-time graph is a horizontal line, what can you say about the object’s acceleration?    

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   The largest salami in the world, made in Norway.  Johnny made one that had a radius of  m.   A hungry mouse ran around the salami’s circumference with a tangential speed of m/s.  Calculate the centripetal acceleration in m/s2 of the mouse.

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   In the follow ticker tape experiment, select the one(s) that is(are) going faster and faster.  

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   A baseball is shot into the air from a spring loaded cannon. The diagram shows the ball at five locations. At which location is the magnitude of the acceleration least?  Ignore air resistance.

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   Jack pushes a shopping cart in a straight line at a constant speed of 1 m/s.  

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   A ball is rolled off the edge of a table that is 1 meter high. It lands on the floor 0.8 meters away from the edge of the table. At the exact moment the ball rolls off the edge of the table, another ball is released from rest at a height of 1.0 meter from the floor. Which ball will hit the floor first?  

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   Jonny walks from home to school.  The displacement between home and school is 300 m south, what can you say about the distance between school and home?

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   A dog runs from grocery store to home.  If the displacement between home and grocery store is  500 m north, what can you say about the distance between grocery store and home?  

This is an original exam question by Prof Kay Han.  It is forbidden to photograph, upload, download, copy or share this problem with anyone, or to post it onto any website.   Two angry birds were shot from a block.  One angry bird was shot with a velocity of 1.5 m/s.  The other one was  shot at 3 m/s at the same time.  Which one will arrive at the ground first?