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 to any website.   Suppose you have a [x] kg airplane whizzing around in a circle. Here is the top view of that plane.  If the plane is travelling at [y] m/s and the radius of the circle is [z] m.  What is the centripetal force in newtons on the plane?   

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 to any website.   Little John (in Robinhood) shoots an arrow upward.  As the arrow flies upward, which direction will Little John move?

What is the maximum about of words that should be included in both the thesis and main point sentences?

“That’s all I got” is an effective way to end a speech.

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 to any website.   A car rounds a circle in counterclockwise direction while maintaining a constant speed. Which arrow represents the direction of the net force on the car as it rounds the curve at the instant shown below?

Malachi was trying to think of a snazzy way to introduce the topic of rent stabilization for his upcoming presentation. His roommate suggested using a dramatic statistic. Which lead sentence should Malachi use in order to follow that advice?

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 to any website.   In a baseball game, Jamie hit the ball and it travels in a parabola trajectory.  As it moves along this path,

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 to any website.   Johnny brought some balloons for his mom’s birthday party.  He tied the balloons at the back of his truck and started driving.  While he was driving, he saw a dog crossing the street.  He stopped short to avoid hitting the dog.  

There are some instances where it is appropriate to apologize before, during, or after a speech.

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 to any website.   A chinchilla is running with a velocity v.  A lab rat with half the mass is also running with v.  Compare the kinetic energy.