Metamorphic rocks form from heat and pressure changing the original or parent rock into ... Some of the descending rock will melt because of this friction. ... These rocks when exposed to the surface show the unbelievable pressure that ... Silt and clay can become deposited and compressed into the sedimentary rock shale.
Assume that a student is given two different models of bacteria, with one model consisting of big bacteria and the other consisting of small bacteria. how can the student demonstate the theory of endosymbiosis using the models