What statment best describes the weather shown by the blue triangles going one way and the red semicircles going the other way on a line on a weather map a. a warm front brings drizzly weather b. a cold front causes heavy rain thunder and lightning c. a stationary front may produce rainy or snowy weather for several days d. an occluded front can cause light to heavy precipitation tat may last several days

The answer to the first one is barometer.

The reason why i feel that the theory of plate tectonics is correct because scientists have found dinosaur bones of the same species in africa, asia, and in the americas. which means that they must have been together at one point in time. plate tectonics is also how the hawaiian islands were formed. as the plate hawaii is on was moving north west, magma would melt through the sea bottom and hardening. forming into the island chain. plate tectonics also explains the mariana trench. two plates were moving away from each other and made a giant crack in the ocean floor running 2,550 kilometers (1,500 miles)  long.