Discuss the skills necessary to excavate and assemble bones and bone fragments into complete skeletons. What sort of practice do you
imagine would be useful in acquiring these skills?

as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.

the index of refraction of the second medium is higher. i just took the test trust me !

the contamination

we are putting to many trash.

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.