Answer:
Shear stress
Explanation:
Shear stress is a type of stress that occurs when a rock mass is pushed in parallel and opposite directions.
 
        
             
        
        
        
Answer:
 Ectopic pregnancy can cause the burst of fallopian tube. If previous ectopic pregnancy occured then again onset of this type of pregnancy may lead to life threatening bleeding. Having the abdominal surgery before may also proved as a risk.
 
        
                    
             
        
        
        
Answer:
The activation energy required for an exploding firework is less than the activation energy required for a burning candle.
Explanation:
I did this in class. The height of the activation is lower for the firework than the  burning candle.
 
        
             
        
        
        
Answer:
it reduces ths acid in the body. 
Explanation:
when you have stomach problems they usually pres ribe you with an antacid and that reduces the acid that is occurring and helps with the problem.