Which of the following is a likely geographic barrier for speciation of finches? a open field of grass
b mountain range or a canyon
c islands surrounded by ocean water
d forrest of trees

Quick asap will give brainiest ! what best describes the same pattern of tides on earth throughout the day? neap tides spring tides semidiurnal tides nocturnal tides

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

Match each symbol with its description.