Answer:
a >c > b.
Explanation:
The buoyant force may be defined as the force that mainly opposes the immersed object weight. The buoyant force is greater at the bottom and acts on upward direction.
The buoyant force depend on the object of the volume and directly proportional to the volume. The buoyant force of elephant is highest as it has highest volume than skydiver and balloon has least volume and so the least buoyant force.
Thus, the answer is a >c > b.
 
        
             
        
        
        
Answer:
erosion
Explanation:
rain moving soil is the earths crust slipping, also known as erosion
 
        
             
        
        
        
Answer:
The toxic chemicals present in the soil can decrease soil fertility and therefore decrease in the soil yield. The contaminated soil is then used to produce fruits and vegetables, which lacks quality nutrients and may contain some poisonous substance to cause serious health problems in people consuming them.
 
        
                    
             
        
        
        
Phosphorus is an essential nutrient for plants and animals. Phosphorus is a limiting nutrient for aquatic organisms. Phosphorus forms parts of important life-sustaining molecules that are very common in the biosphere.
 
        
             
        
        
        
C I think, I mean it’s the only logical answer, hope this helps!