“La corteza terrestre se divide en Sial y Aluminio; luego el Manto, en dos capas; el manto superior así como el manto inferior” 3.- ¿Cuál de ellas es la parte más dura de la geosfera?

ayudaaa porfa

i do not know the answer bro

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.