keigleyhannah30
keigleyhannah30 keigleyhannah30
  • 21-09-2017
  • Chemistry
contestada

Food moves down into the stomach by:


air pressure
muscle contraction
vacuum
gravity


YOU CAN CHOOSE MORE THAN ONE

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RICJCK
RICJCK RICJCK
  • 21-09-2017
Muscle contraction and gravity
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japhoneja
japhoneja japhoneja
  • 21-09-2017
I think it would be just muscle contraction hoped this helped!
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