This is what I found. Raindrops form when microscopic water droplets bump into each other in clouds. the more turbulent the clouds the bigger the raindrops get
Erosion of farmland, overuse of both surface and groundwater, dwindling supplies of finite fossil fuels, and escalating extinction of plant and animal species imperil the ability of the earth's resources to meet the needs of such enormous numbers of humans. The food situation worldwide is becoming critical
Human and physical (look up the definition.)
Answer:
Athens had a large and capable navy
Answer: the universe is expanding and getting colder
Explanation: since the universe is expanding, it leads scientists to believe that it was all a super hot dense ball of gas, and its getting colder, which, since massive explosions tend to be pretty hot, it just proves the theory more so. good question, had fun answering