May i know what is the explanation to this question?

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Explanation:

Well the air is not a good thermal contactor(same applies to sound).So by pumping it into 2 sheets a material(f) you prevent heat from going to the material and therefor to the green housr.All in all thr air acts as an insulation layer.I hope I was helpful.If you have any questions do not hesitate to contact me.

Yours sinerely,

Manos

c) the cytoplasm is divided between the two new daughter cells

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.