siah53
siah53 siah53
  • 22-01-2017
  • Chemistry
contestada

I need help on questions 12 and 13

I need help on questions 12 and 13 class=

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mhick2
mhick2 mhick2
  • 22-01-2017
the answer to 12 is that she would continue moving until something stopped her, i.e gravity

the answer to 13 is gravitational force. the gravitational force is stopping the chair from moving by pulling it down creating friction
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