Gravitational Pull

“Revolution and rotation are the terms we use to describe the motions of the earth and moon. Revolution is the movement of the earth in an orbit around the sun.  The Earth completes one revolution around the sun every 365 days. The moon revolves around the Earth about once every month.” 

Source: www.nowykurier.com

See on Scoop.itLinks for Units of Inquiry in PYP

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About petraspets2

Love to read, love to learn. Teacher Librarian in a PYP School in Australia.
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