It contributed to the development of representative democracy
Arizona harvest many natural resources. They include metal such as: copper, gold and timber and crops such as: cotton, lettuce, melon and citrus.
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Answer:
optical
Explanation:
Polarization fall under optical property of material.
Polarization is a property of certain electromagnetic waves in which the direction and the magnitude of electric field are related in some way. Plane polarized light consist of waves in which direction of vibration of waves is same for all waves. Light may be polarized by reflection or by passing it through filters.
No, indeed! As you know, plants put out oxygen. When our Earth was a couple of billion years old, water filled the low spots and became the oceans. (Hugely different in location<span> and shape than now). </span>
<span>In those oceans life was created. One of the earliest life-forms was a blue-green algae. Blue-green algae is very much like a plant, and it even put out oxygen. So it was billions or trillions of these tiny algae that produced the first oxygen in Earth's atmosphere. </span>
<span>The ocean today still produces most of the oxygen on Earth.</span>