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Why would a meteor be green?

Why would a meteor be green? “Different chemicals in the meteors produce different colors as they burn up while entering the Earth’s atmosphere,” Samuhel said. For example, meteors made from primarily calcium will give off a […]

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Is there underground water in Africa?

Is there underground water in Africa? Scientists say the notoriously dry continent of Africa is sitting on a vast reservoir of groundwater. They argue that the total volume of water in aquifers underground is 100 times […]

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What can the TI-30Xa do?

What can the TI-30Xa do? The Texas Instruments TI-30XA scientific calculator can do this for you. It is extremely handy when it comes to figuring tricky fractions. It can add, subtract, multiply, and divide fractions when […]

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Are Mach and lateral inhibition related?

Are Mach and lateral inhibition related? Lateral inhibition explains a famous visual illusion known as Mach bands, named after their discoverer, Physicist Ernst Mach (1838–1916). Lateral inhibition accentuates the edges of the stimulus. How does lateral […]

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Where are prophets buried?

Where are prophets buried? Figures mentioned in the Nevi’im (Prophets) Biblical figure Place name and location David David’s Tomb, Mount Zion, Jerusalem Absalom Yad Avshalom, Mount of Olives, Jerusalem Abner ben Ner Hebron, West Bank Isaiah […]

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