Answer:
number one i think is shale
number to sandstone
Explanation:
 
        
             
        
        
        
Answer:
This statement is true. 
Explanation:
The ultrasound gel is a conductive medium, meaning it helps create a bond between the<em> transducer and the skin. </em>
Ultrasound waves cannot travel well enough through the air which is why the gel is applied in order to reduce air space between the skin and transducer, thus allowing a good quality image to be developed. 
 
        
             
        
        
        
 A. To pay taxes and serve in the military
        
             
        
        
        
Yosemite National Park bid to host the olympics
        
             
        
        
        
Answer:
checks and balances is a principle of government, applied in constitutional governments, in which separate branches share power and prevent the actions of other branches.