...Momentum

This assignment is due before Monday, Oct 9.



Please type LAST name:

Please type your LAST NAME and LAST FOUR SS# digits (eg: Smith3256):

I received no help from anyone on this assignment.


The following three questions refer to the material you were to read in preparation to the lesson. Questions one and two require you to write a three or four sentence response. Number three is a multiple choice question. Click in the appropriate circle.

You may change your mind as often as you wish. When you are satisfied with your responses, click the SUBMIT WARMUP button at the bottom of this page.






1.

Suppose the shuttle were launched from a launch pad on the Moon. What changes would we observe?

Suppose it were launched from a launch pad in space in vacuum? Would it work? What changes would we observe?



2.

A red ball is propelled forward and collides with a blue ball initially at rest. After the collision, the balls' trajectories are as shown in the diagram. How do the masses of the two balls compare? Briefly explain your answer.



3.

If two cars approach one another at 60 mph and suffer a head-on inelastic collision, their total momentum

becomes zero

remains unchanged

doubles

need to know the masses of the car to answer.






Below is a space for your thoughts, including general comments about today's assignment. What was hard or confusing (or cool)? What would you like to spend extra time on in class? Do you see how this subject fits in with the others we have discussed?




You may change your mind as often as you wish. When you are satisfied with your responses click the SUBMIT button.


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