Can you see older/younger surfaces within each image?

According to the earth science reference tables, during which geologic time period were the continents of north america,south america, and africa closest together?

Put these ecosystems in order of least biodiversity to most biodiversity 1. mediterranean forest 2. indonesian rain forest 3. arctic ocean

How does an island of development promote economic development? a. islands of development contribute to mining industries because they continue to form mountains.b. islands of development have been ruled by dictators since the 1950s as part of an economicexperiment.c. islands of development promote international development by creating new islands.d. islands of development stimulate job creation in underdeveloped nations. select the best answer from the choices provided.0 000