# MOMENTUM NOTES AND READING GUIDE

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```					NAME: ___________________________ PERIOD: _____

MOMENTUM NOTES AND READING GUIDE
For more information on momentum, check out:
http://www.physics4kids.com/files/motion_moment.html

1. Write a list of 3 things you learned or understood better because of this site.
Number your list. (This will be done independently.)

Read pages 74 - 84.
Answer the following questions: (With a partner and a “new” textbook.)
1. Which has a greater momentum, a heavy truck at rest or a moving automobile?
Tell why.

2. Why does a supertanker have a huge momentum even if it is going slowly
compared to a Prius?

3. What does impulse equal?

4. Why is it incorrect to say that impulse equals momentum?

5. Which requires greater impulse, stopping something dead in its tracks or
stopping it and then reversing its direction?

6. When can the momentum of two moving objects be cancelled?
NAME: ___________________________ PERIOD: _____
7. When rollerblading, why is a fall less harmful on a wooden floor than on a
concrete floor that has less give? Explain. Use momentum and impulse correctly
in your explanation. (With a small group, need at least 5 sentences. Proof read as
a group and edit your response.)

8. Using impulse and momentum, explain why air bags in cars reduce the chances
of injury in accidents. . (With a small group, need at least 5 sentences. Proof read
as a group and edit your response.)

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