Answer:
A. Asteroids
Explanation:
They are asteroids.
Here you find pictures of these amazing asteroids. From left to right you will find Ceres, Ida and Gaspra. 
 
        
                    
             
        
        
        
Answer:
Most animals/some plants
Explanation:
Organisms that have to get or eat food are organisms that can't produce ATP without injesting chemical energy (most animals/some plants).
 
        
             
        
        
        
D, Pennsylvania, Gettysburg, Address
        
             
        
        
        
<span>Personal protective equipment is only helpful if regulations for using it are followed carefully. If it is not worn and used properly, then it will not function properly and it might not provide the protection that is needed in the situation. For example, a helmet is only effective if it is fitted properly and snugly on the head. Otherwise it could fall off in an accident and be rendered useless.</span>
        
             
        
        
        
Answer:
At sea level, air pressure is greatest because it is caused by the weight of the entire column of atmosphere at that altitude over that location. As altitude increases, the column of atmosphere gets shorter, and so less weight is pressing down at a given altitude, so atmospheric pressure is reduced.