With reference to an example discuss the characteristics of and threats to a distinctive coastal reef ecosystem. (8 marks) please write a big paragraph. Will mark as brainliest

Why did large numbers of african migrate to the americas

What is the approximate circumference of the circle shown below? 12.2 cm

Will someone earth science water cycle: will someone tell me how the water cycle works, but in a story? ? pretend you are a drop of water somewhere. (like; "once i was floating around in a cloud" or, "once i was lying in a puddle in the middle of a parking lot.) and tell your life story! and use the words "evaporation" "condensation" "accumulation" "transpiration" "precipitation" and "runoff" tell the story like your the drop of water telling your life story. include all the parts of the water cycle including those vocabulary words above. and !