Recent questions in Science

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Earth spinning as air moves over its surface causes what?

asked Dec 30, 2024 in Science by KaceyBannerm (190 points)

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Earth rotates on its axis once each day and revolves around the sun how often?

asked Dec 30, 2024 in Science by IsabelleSmar (190 points)

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Earth is the only planet in the solar system that has what element, which is essential for human life, present in all three of its states?

asked Dec 30, 2024 in Science by ClairFww2832 (430 points)

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Earth goes through regular changes in its position relative to?

asked Dec 30, 2024 in Science by KaiC2325731 (330 points)

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Earth acts like a giant version of what device, with angular momentum along its axis and pointing at polaris, the north star?

asked Dec 30, 2024 in Science by LanceHummel (330 points)

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Early in the development of a human fetus, the skeleton is made entirely of what?

asked Dec 30, 2024 in Science by WinifredCalk (270 points)

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Each what is made of two identical sister chromatids?

asked Dec 30, 2024 in Science by JannetteToup (470 points)

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Each vertebral vein also flows into which vein?

asked Dec 30, 2024 in Science by JeannetteBru (650 points)

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Each vertebral body has a large hole in the center through which the nerves of what pass?

asked Dec 30, 2024 in Science by LoriSelwyn3 (350 points)

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Each type of electromagnetic radiation has a characteristic range of wavelengths. the longer the wavelength (or the more stretched out it appears), the less energy is carried. short, tight waves carry what?

asked Dec 30, 2024 in Science by SueFcg023218 (410 points)

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Each species has a characteristic number of what coiled structures made of dna and proteins?

asked Dec 30, 2024 in Science by CoreyHawdon4 (450 points)

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Each silicon atom shares how many valence electrons with other silicon atoms in a crystal?

asked Dec 30, 2024 in Science by FrancescoGui (250 points)

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Each root is made of dermal, ground, and what type of tissue?

asked Dec 30, 2024 in Science by IraHartford (630 points)

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Each protein has its own unique sequence and shape held together by chemical interactions. if the protein is subject to changes in temperature, ph, or exposure to chemicals, the protein structure may change, losing its shape in what is known as this?

asked Dec 30, 2024 in Science by OfeliaMcQuay (290 points)

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Each pollen grain has two coverings: the exine (thicker, outer layer) and the what?

asked Dec 30, 2024 in Science by IreneLemus97 (510 points)

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Each new horizontal row of the periodic table corresponds to the beginning of a new period because a new principal energy level is being filled with what?

asked Dec 30, 2024 in Science by Juli88Q30157 (210 points)

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Each myofibril is made up of two types of proteins, called actin and what?

asked Dec 30, 2024 in Science by GonzaloHowit (350 points)

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Each muscle fiber contains hundreds of organelles called what?

asked Dec 30, 2024 in Science by ChristianeL6 (410 points)

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Each month, starting in puberty, one egg matures and is released from where?

asked Dec 30, 2024 in Science by KristieMayfi (470 points)

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Each lymph organ has a different job in what system?

asked Dec 30, 2024 in Science by JeniferVera6 (250 points)

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