The answer of this is C!!!
        
             
        
        
        
Answer:
Heat required = mass× latent heat Q = 0.15 × 871 ×
 
        
             
        
        
        
Answer:
hey there 
( i )we have to Choose good nutrition. A healthy diet is one of the best weapons you have to fight cardiovascular disease. and should be physically active and stop smoking if you do these are some 
life style changes though which can prevent heart attacks 
( ii )An healthy diet for heart 
lots of fruits and vegetables.
nuts, beans, and legumes.
whole grains.
plant-based oils, such as olive oil.
low-fat dairy products.
Explanation:
Hope it helps you 
have a nice day :)
 
        
             
        
        
        
Answer:
The answer should be A) 0m/s 
Explanation:
It is stopped on the train tracks therefore it is not moving. 
Please tell me if I am wrong because I'm not 100% sure on this. Hope it's right and that it helped you.