Absence of oxygen
fermentation is an anaerobic (meaning doesn't require oxygen) process 
        
                    
             
        
        
        
I remember this from last year haha. The dark moths populations will go down since they can’t blend in as well as the light moths.
        
             
        
        
        
6) A black hole is a part of space that has such a strong gravitational pull that nothing can escape from inside the black hole. 
7) A Quasar is a very large celestial object that gives off massive amounts of energy. There is a theory that Quasars contain gigantic black holes in them but it is still yet to be proven. 
8) The energy of a Quasar ranges from 1 trillion to 25 trillion of our sun.
9) Stars get their light due to a nuclear reaction that happens inside the star.