Answer:
An element is. a parcel where it is made up of only one kind of particle called atom is known as element.
eg. oxygen
 hydrogen
 gold
 silver
 carbon
Explanation:
hope it helps you
 
        
             
        
        
        
A smaller person would have a lower metabolism rate than a taller person.
        
             
        
        
        
I think its D but I'm not sure
        
             
        
        
        
because the products of the process, such as ethanol, contain more energy than does carbon dioxide, the product of aerobic respiration.
 
        
             
        
        
        
Answer:
a series of pools built like steps to enable fish to bypass a dam or waterfall.
Explanation:
A fish ladder, also known as a fishway, fish pass or fish steps, is a structure on or around artificial and natural barriers to facilitate diadromous fishes' natural migration.