Canyons on mars appear to have been formed by the splitting of the martian crust. however, canyons on earth were most likely formed by impact of asteroids causing damage to the surface. water flowing through rivers over long periods of time. earthquakes causing parts of earth’s crust to rise up. the rising of hot magma from deep inside earth’s core.

Which sentences are punctuated correctly? check all that apply.andrew's favorite vegetables are: cucumbers, green beans, and red peppers.darren told me about his travels to different tropical islands: hawaii, puerto rico, and jamaica.there were several activities to choose from at the resort: snorkeling, swimming, and hiking.samantha enjoyed many types of music, jazz, classical, hip hop, country, and heavy metal.on my way to the movies, i had to pick up: roger, miguel, kimberly, and bev.