Did education decline during the renaissance

No, education actually increased during the Renaissance. It was a time where people were discovering the philosophical nature of things, and were putting it into writing and such. The Renaissance was a time period where more and more people considered introspective ideas and more people studied topics such as art, science, mathematics, technology, music, and warfare.

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)

c. orbital shape i hope this is correct