joshs+science+page_11

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=**PLATE TECTONICTS**=

==Earthquakes,WOW''earthquakes are so cool to learn about.It can teach you how to be safe in a earthquake.My favorate part about plate tectonicts is VOLCANOS.They can erupp and you can make your own mini volcano. Plate tectonicts is about volcanos and earthquakes.The heat causes the lova to rise.==

The laterl relative movment of the plates typically vaires from 0-100 mm annually.Some earthquakes vabriation change speed and direction as they go into diffrent layetrs.
=The NORTH AMERICAN plate streaches 10,000 km. The plates crach head -on ,pulls apart,or rubs each other the wrong way,causing all sorts of earthquakes and monntian-building to occur along their edges.=