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This volcanic feature is formed when magma evolves to the highest viscosity and piles up at the volcano’s central vent acting like a plug. 

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The term half-life

 represents

the time it takes

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Assess which is the CORRECT explanation for why volcanoes associated with subduction zones tend to be explosive.

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Which layer in Earth is similar in composition to basalt, a dark lava rock?

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Shield volcanoes have low/gentle slopes primarily because

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Which type of rock is formed from loose sediments?

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Over time silicate minerals, like in granites, will break down into clay and dissolved components. This is an example of which weathering process?

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A metamorphic rock, like in the picture below, has aligned minerals orientated in the same direction, but does not contain planar fabric(layers). What metamorphic texture does the rock have?

metamorphic rock will aligned minerals and no layers

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What controls the size of crystals that form igneous rocks? 

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What are the factor(s) that increase the chance of an organism getting preserved as a fossil?  Choose all that apply.
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