Answer:
maybe, but id rather do automotive stuff, thats my second option.
Explanation:
 
        
             
        
        
        
Answer:
This snip might help...it depends :)
Explanation:
 
        
             
        
        
        
Answer:
cream - contains a higher proportion of oil than water 
ointment - dr4g mixed in approximately equal proportions of oil and water 
i don't know about the other two sorry 
 
        
             
        
        
        
Answer:
C
Explanation:
Electromagnetic waves travel at the speed of light and do not require molecules (gas, solid or liquid) to vibrate and travel. 
Soundwaves when singing or from thunder vibrate particles to reach our ears and are known as mechanical waves.