Seismic waves are waves of energy that travel through the Earth's layers, and are a result of earthquakes, volcanic eruptions
        
                    
             
        
        
        
Answer:
C. When the ice melts, it will model infiltration as it absorbs into the soil.
I got it right on USATESTPREP.
 
        
             
        
        
        
<span>If I were attempting to date a rock sample that I suspect to be incredibly old, i would use radioactive isotopes with a long half life. When dating rocks and fossils to discover approximately how old they are, radioisotope dating is used on igneous rocks found near fossils. Things like Uranium 235, which is an unstable radioactive isotope of elements, decays at a constant rate over time so can be useful in determining age.</span>
        
             
        
        
        
D because destroying toxens and destroying tissues are caused by bacteria