What is the geocentric model? what is the heliocentric model? what observations and questions were asked that the geocentric model could not explain? why is the heliocentric model not correct? what parts of the geocentric model were incorporated into the heliocentric model? what are the two main factors that affect gravity’s influence? what is newton’s law of universal gravitation? the three things to remember about gravitational forces in space are: 1. 2. 3.
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Chemistry, 22.06.2019 17:20, banna01man
Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.
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Chemistry, 22.06.2019 18:00, meowmeowcow
Find the mass, in grams, of 5.00*10^23 molecules of f2
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What is the geocentric model? what is the heliocentric model? what observations and questions were...
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