brown fracture nonmetallic, grey fracture metallic, yellow fracture concodel nonmetallic, white cleavage 3 directions nonmetallic, white fracture concodel nonmetallic, black fracture nonmetallic -which of the above would be the most difficult to scratch ​

An occluded front moves over the farmland that has been experiencing drought conditions. what change in weather will this front likely bring? a. gray skies, but no rain b. an extended period of rain c. more dry air and sunny skies d. violent, short-lived thunderstorms

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

Joan writes four numbers on the board in standard form, and then she writes their scientific notation