It's called peristalsis. It occurs through the oesophagus all the way through the digestive tract.
The answer to this is true as air resistance has no definate hold over the object
A <span>peninsula is a "is a piece of land that is surrounded by water." Peninsulas are also known as islands because these are small pieces of land that are surrounded by water for example Hawaii, The Caribbean, etc...
Hope this helps!
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The stamen of a flower <span>is the pollen-producing reproductive organ in a flower. (found at the bud)</span>
