One summer vacation morning, the weather was hot and humid. About 3:00, heavy clouds formed, and then there was a severe thunderstorm with rain and hail. After the storm, the sun came out, but the temperature has dropped 15 degree celcius explain each change in the day's weathered.

Freshwater ecosystems

Chemistry brcaes it’s /.

It's probably because the earth is actually tilted and is not straight when orbiting the sun. that's why when it's winter here, it's summer in the southern hemisphere. in the wintertime in the northern hemisphere, it's colder here because it's tilted away from the sun and the southern hemisphere is tilted closer to the sun (i believe this is the case anyways)

Literature had become much more popular and advanced  , and narratives about human behavior, instead of philosophy and religion were being focused on much more . different books about medicinal things were also written , which focused  on surgery and groundbreaking advances in the  procedures of lifesaving practices.