What are microorganism? and name five major microorganisms??

Current estimates suggest there could be at least 1 billion different species of microbe on Earth, possibly more. Microbial diversity is truly staggering, yet all these microbes can be grouped into five major types: Viruses, Bacteria, Archaea, Fungi, and Protists.

Microorganisms are microscopic organism, as in really tiny. 5 major microorganisms are

Bakteria

Fungi

Viruses

Archaea

Eukaryotes

i'm thinking 600 feet deep in one of the finger lakes.

option d : from a warmer substance to a cooler substance

according to second law of thermodynamic, heat flows from higher to lower temperature region. heat is the transfer of energy from an object at higher temperature to an object at a lower temperature. so energy flows from warmer to colder objects.