<span>The other name for the height of the pyramid is the apex. It is a form of polyhedron that is formed by connecting a polygonal base and a point. Pyramids can also be conic in nature and have the same apex structure. <span>
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Exothermic change. Because the firework when it exploded, released energy in the form of light. In exothermic changes energy is released, and in endothermic changes energy is absorbed.
Numerous scientific and technological advances were accomplished by the Ancient Greeks. Greek philosophers started to adopt new perspectives on the world. They developed hypotheses about how the universe operated and believed that the natural world adhered to a set of rules that could be observed and understood via research.
Pythagoras studied geometry. Pythagoras kept track of all the mathematical advancements that were accomplished in Greece over time. To determine the sides of a right triangle, he established the Pythagorean Theorem, which is still in use today.
Euclid was arguably the most significant Greek mathematician. Numerous works titled Elements were written by Euclid on the subject of geometry. For 2000 years, these texts served as the de facto reference on the subject. Sometimes referred to as the most influential textbook in history, Euclid's Elements.
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In the vacuum of space there is no molecules. Sound waves get to your ears by bouncing off of molecules in the air. No molecules in space's vacuum means sound waves have nothing to bounce of off so they can not reach our ears meaning we hear no sound.