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1. What did you observe on the mass of the cue ball before and after collision? How about the mass of ball #1 before and after collision?

2. Since it is initially at rest, the initial velocity of the balls is_____.

3. After collision, is there a change in velocity of the cue ball?

4. After collision, is there a change in velocity of ball number 1? ​

Plss po ipapasa ko na bukas ehh