Calcium is a chemical element with symbol Ca and atomic number 20. Calcium is a soft gray Group 2 alkaline earth metal, fifth-most-abundant element by mass in the Earth's crust. The ion Ca2+ is also the fifth-most-abundant dissolved ion in seawater by both molarity and mass, after sodium, chloride, magnesium, and sulfate.[5] Free calcium metal is too reactive to occur in nature. Calcium is produced in supernova nucleosynthesis.
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Colonial Organisms
The difference between a multicellular organism and a colonial organism is that the individual organisms that form a colony or biofilm can, if separated, survive on their own, while cells from a multicellular organism (e.g., liver cells) cannot. This enables the colony to swim towards the light.
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All based on research.
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Shale is not a metamorphic rock it is actually a rock that is made during the process of making slate
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Pls give me brainliest if it is right, i hope you have a blessed day amigo!!
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no and yes. If you have a 8- inch telescope on a clear day then yes but if its a foggy and gloomy day out then no
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I'm pretty sure it's all of the above but i'd have to say body fluid has the most water
