Answer:
C
Explanation:
Due to the erosion of soils, no trees to protect the ground from drying out.
 
        
                    
             
        
        
        
Answer:
Facilitated diffusion require no energy and travels down the gradient of concentration. On the other hand, active transport takes energy and travels up the gradient of concentration.
Hope this helps! Have a great day!!
 
        
             
        
        
        
Answer:
An increase of 3,500 J
Explanation:
Given that,
Energy added by swimmer = 12000 J
Heat removed by the surrounding = 8500 J
We need to find the total change in energy. It can be calculated using the law of conservation of energy such as :

As the change in energy is positive, it means that there is an increase of 3500 J.
 
        
             
        
        
        
Answer: they are all correct so select all
Explanation:
bc i did it and bc i said so