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The table below shows the elements that mainly comprise each of the four layers of earth: elements in layers layer main elements crust oxygen, silicon mantle iron, magnesium outer core iron, nickel inner core iron which of these elements make up the layer that is 0.2 to 1.1 percent of earth's total diameter?

Which glial cells form myelin in the central nervous system?

Why are hurricanes considered more damaging than tornadoes when tornados have stronger winds? a. hurricanes only strike coastlines while tornados strike coasts and inland. b. hurricanes also cause flooding and occur over a broader area. c. tornadoes move more slowly than hurricanes. d. tornadoes only occur inland, away from coastlines. select the best answer from the choices provided a b c d