What information does the geologic time scale provide? explanation of how organisms interact with one another
places where dinosaurs roamed on Earth
reasons why organisms evolve into different species
information about when plants first appeared

What type of coastline is commonly found along the western side of the america’s

What are economic benefits of building dams

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