A body of rock would most likely exhibit brittle behavior under the condition of LOW TEMPERATURE.
At low temperature, the water in the crevices of the rock will freeze up, the freezing up of this water causes fractures in the rocks  and as time goes on the rocks become brittle and parts of it will start falling away.<span />
        
             
        
        
        
The Discovery<span> of Radioactivity. In 1896 </span>Henri Becquerel<span> was using naturally fluorescent minerals to study the properties of x-rays, which had been</span>discovered<span> in 1895 by Wilhelm Roentgen</span>
        
             
        
        
        
Individual, population, community, biome, ecosystem
        
                    
             
        
        
        
The answer would be 9. There are nine <span>essential amino acids needed to create a complete protein. </span>