It’s d I think I’m not sure
        
             
        
        
        
Answer:
it helps come up with a conclusions for variety of hypothesis that are created when studying environmental science. the scientific method is a way to test a hypothesis
 
        
                    
             
        
        
        
If there was not a constant Input of energy into the ecosystem then nothing would have the power to do anything and nothing would be alive. the energy starts with the sun, then goes to plants, then animals that eat the plants, and then the animals that eat those animals, Ect. if this chain reaction did not happen then the plants wouldn't have to power to go through photosynthesis and then we would get no energy. the amount of energy lessen with every chain that it goes through, this is why we get more energy eating plants and why they are healthier.
        
             
        
        
        
Answer:
When blood clotting is activated, fibrinogen circulating in the blood is converted to fibrin, which in turn helps to form a stable blood clot at the site of vascular disruption.
I hope this answer helps you out. If you have any questions let me know. Have a good day :).
 
        
             
        
        
        
It took BP 87 days to stop the flow of oil they monitor it for 48 hours to make sure it was going to hold