The hydrosphere is the combined mass of water found on, under, and above the surface of [the earth.] ⦁ The word comes from the Greek words for "water" and "sphere." ⦁ The hydrosphere includes water in liquid and frozen forms in groundwater, oceans, lakes and streams
The first steps they take into consideration is where did it start, where has it spread, then they ask themselves questions is there an viruses similar to this one? Has anyone else found information on this virus? (Etc) then they probably start research by seeing who else has found info on the virus and then they might start to set up labs to conduct there own test to get a better understanding, then once all of that is done they start releasing information to people, for info I would look at the health page of your country or state or province (mines health Canada yours might be different)
Answer:
The sun
Explanation:
The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers, such as plants and algae, use energy from sunlight to make food energy by combining carbon dioxide and water to form organic matter. This process begins the flow of energy through almost all food webs.
Earth's birds developed their diversity through natural selection by some birds need to have long beaks if they need to fish and some need webbed feet to swim. They have these traits through natural selection.
Answer:
All of the activities are directed by plant hormone