Answers

2014-06-11T21:12:49+08:00
Yes!! because of the gravity!!
3 2 3
2014-06-12T09:48:18+08:00
At rest because book never moves 







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guys thanks for helping me kahapon i really learned a lot and i already answered my homework....
wala nga kaming pasok because its holiday kaso wala naman akong magawa dito....reply nman kayo