Atmosphere Crossword Puzzle

QUESTIONS LIST:

• atmosphere : a mixture of gases that surrounds a planet or moon.
• lithosphere : the rigid outer part of the earth, consisting of the crust and upper mantle.
• biosphere : part of earth in which life exists including land, water, and air or atmosphere.
• hydrosphere : all the water at and near the surface of the earth.
• troposphere : the lowest layer of the atmosphere; from the surface to 10 miles up.
• stratosphere : 2nd layer of atmosphere; extends from 10 to 30 miles up; location of ozone layer.
• mesosphere : 3rd layer of the atmosphere; extends from 31- to 53 miles up.
• thermosphere : the uppermost layer of the atmosphere; the only layer where temperature altitude increases when temperature increases.
• exosphere : the outermost region of the atmosphere extending to edge of outer space.
• ozone layer : a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun.
• air pressure : the measure of the force with which air molecules push on a surface.
• barometer : an instrument used to measure atmospheric/air pressure.