Match the following. Match the items in the left column to the items in the right column. 1.exospherelayer of the atmosphere just above the troposphere where the temperature remains fairly constant
2.ionthe layer of the atmosphere just above the stratosphere; burns up most meteors
3.ionospherean electrically charged atom
4.mesospherethe sub-layer of the thermosphere where the atmosphere blends into space
5.ozonospherea sub-layer of the thermosphere containing ions
6.stratospherelayer of the atmosphere above the mesosphere where temperatures are the highest in the atmosphere
7.thermospherea region in the upper stratosphere where ozone is concentrated