Using at least 10 of your vocabulary words. Make an observation in your backyard ecosystem. Then describe the community of organisms that you have living in the ecosystem. Which biotic and abiotic factors are contributing to your ecosystem? Please Underline your vocabulary words. Be creative. You can also illustrate if you like. Do you have any food web’s or food chains?

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.