We can answer all your questions so that you have the healthiest humidity level in your home, office or classroom that will help ease your allergy and asthma symptoms. When the humidity level is too high, it can cause problems and the same can be said about a low humidity level.
What the earth layers are: RED â inner core ORANGE â outer core YELLOW â mantle BLACK â crust BLUE AND GREEN â land and water.
The outer and inner core are both composed mainly of iron. By measuring information from seismic waves, scientists can conclude that the iron in the outer core and inner core exist at different densities, so exist as different states of matter: liquid and solid.