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By Sarah Douglas.  Most of the history of knots has been erased.  Cat gut was used to make knots a long time ago.  Some archeologists found some necklaces.

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Presentation on theme: "By Sarah Douglas.  Most of the history of knots has been erased.  Cat gut was used to make knots a long time ago.  Some archeologists found some necklaces."— Presentation transcript:

1 By Sarah Douglas

2  Most of the history of knots has been erased.  Cat gut was used to make knots a long time ago.  Some archeologists found some necklaces that date back far in time, with a knot tied at the end.  Over time they made knots made out of rope.

3  We use most of the knots they made now-a- days.  It’s a part of a vast branch of math.  Scientists study knots to help understand how to unravel a loop in DNA.

4  Definition: an interlacing, twining, looping, etc., of a cord, rope, or the like, drawn tight into a knob or lump.

5  Theropepeople.com  The Book!! (Mr. B.’s book)  Dictionary.com


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