Quartzite forms when magma presses against preexisting rock. heat and pressure change the rock. quartzite is formed from a) weathering b) regional metamorphism c) contact metamorphism d) foliation

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

What advantages does a pedigree have over a written passage?

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere