Please put a equation for this

What first caused people to consider that the continents were once one large landmass?

Anight-club bouncer, now a top official, put coke or pepsi in it; first three initial. combine all lakes; but i still have more, of all the places; i have the largest shore. what am i? ?

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel