An object's speed in a particular direction is called its velocity.
        
                    
             
        
        
        
Answer:
Living organism should obtain the 4 main types of macromolecules for maintaining proper body physiology.
Explanation:
The four major types of macromolecules that we should intake are Carbohydrate,protein,fat and nucleic. Each of them performs their specific functions.The 4 macromolecules are deeply interlinked to each other.
            Deficiency of one of these four macromolecules can leads to various health hazards or health abnormalities.
     For example if we do not intake carbohydrate then the lack of carbohydrate will weakens the body.The brain will not get sufficient amount of glucose to exhibit its biological function.
    The protein deficiency leads to the development of marusmus a phusiological disorder occur due to protein energy malnutrition.
 
        
             
        
        
        
Answer:
The answer is B, Cooler materials are highly dense, causing them to sink to the outer core.
Explanation:
 
        
                    
             
        
        
        
I don't know witch definition you mean, but here: https://www.google.com/search?q=google+dictionary&rlz=1C1CHBF_enUS871US871&oq=google+dic&aqs=chrome.0.0j69i57j0l6.3972j0j7&sourceid=chrome&ie=UTF-8#dobs=blowout
 
        
                    
             
        
        
        
Answer:
sry if im wrong) Coal and natural gas were the most used energy fuels for generating electricity. The world's electricity consumption was 18,608 TWh in 2012. ... In 2016 the total world energy came from 80% fossil fuels, 10% biofuels, 5% nuclear, and 5% renewable (hydro, wind, solar, geothermal).
Explanation: