Biggest Hockey Fan Ever Crossword
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
                              
 
 
Down: 1) a harmful substance in the air, water or soil2) an instrument that measures changes in air pressure without using a liquid4) an instrument used to measure changes in air pressure5) the layer of earths atmosphere immediately above the stratosphere7) the outer most layer of earths atmosphere8) the lower part of the thermosphere9) the outer layer of the thermosphere11) a form of oxygen that has three oxygen atoms in each molecule instead of the usual two16) water in the form of a gas18) the lowest layer of earths atmosphere19) the force exerted on a surface divided by the total area over which the force is exerted Across: 3) elevation above sea level6) the envelope of gases that surrounds earth10) a brownish haze that is a mixture of ozone and other chemicals, formed when pollutants react with each other in the presence of sunlight12) the condition of earths atmosphere at a particular time and place13) the pressure caused by the weight of a column of air pushing down on an area14) rain that contains more acid than normal15) an instrument that measures changes in air pressure, consisting of a glass tube partially filled with mercury, with its open end resting in a dish of mercury17) the second lowest layer of earths atmosphere20) the amount of mass of a substance in a given volume; mass per unit volume
 

 

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