What unit of time on earth is based on the revolution of the moon around earth?

Quick i have a question on my exam review and i have my exam tmr. how does the taiga region change as your cross canada. make sure it’s canada!you : )

If u make mistakes on a school trip to knotts like standing up on a ride too early and they ask you not to do it again or and if you do it again you will be escorted out will it go on my student record? yes i know it is a dumb question

Soil color only reflects the amount of organic matter present in soil.