Is virologist life earth or physical science?

What is a long period of low precipitation called? What was the major contributor of oxygen to earth? When soil becomes more liquid it becomes what? What is the greenhouse gas that absorbs the sun's incoming shortwave radiation? Why is the center of the earth solid? How much soil do you need to cover 6 acres at 24 inches deep? How many rain forests will be left in ten years? Calculate the percent covalent character of a chemical bond between chlorine and sodium? How do you get earthquake for Pokemon Mystery Dungeon explorers of time? How is volcanic activity monitored? What is 13F in Celsius? Who created the term electricity and when? What does sea salt do to ice? What are scientists called when they study earthquakes? What is the formula for a sulphate ion? What is the layer of igneoussedimentaryand metamorphic rocks which form the continents and shallow seabed close to the shore? What are properties of weather? What elements are in the soil? What other elements have similar properties to boron? What 3 ways to plates move?

Is virologist life earth or physical science?