The term "cleavage" is related to which of the following earth material? giant cracks in a boulder criteria for classifying a sedimentary rock. structural elements of volcanoes a physical property of minerals. criteria for classifying an igneous rock

a and b because with the other three, they simplify to something else.

all fossil fuels are nonrenewable, so think coal, gasoline, things that we will eventually run out of. all fossil fuels are nonrenewable resources, but not all nonrenewable recourses are fossil fuels. these resources are not being renewed as fast as we are using them. i hope this considering there weren't any answer choices.