A wedge is a simple machine that consists of two inclined planes, giving it a thin end and thick end. ... A wedge makes work easier by increasing the force applied to the object, although it applies the force over a shorter distance. This gives the wedge a mechanical advantage greater than 1.
Plate movements in water affected how water was available interrupting rivers and land formats. they discovered crops could not grow on some parts.
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Number 21 is C. Zulia and La Guajira
It is very rainy and the sun doesnt even really come out
