La cortez terrestre esta fragmentada en grandes bloques litosfericos que se conocen como a) placas tegnicas b) capas de la tierra c) biomas d) continentes

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted

Is a state government creates a new tax to fund schools a example of checks and balances

The separation of northern ireland from the republic of ireland is an example of