Normally cooks with microwaves emitting from a device in the microwave(sorry,I don't know the name of the device)
        
             
        
        
        
Letter M is in between L and N. So like this LMN and o is in between N and P. So like this NOP. So technically the difference from o to m is just one of N.
 
        
             
        
        
        
One organic waste that is not found in urine is called Bicarbonate Ions
        
             
        
        
        
Answer:
Explanation:
I think the first one is correct.
The second one is half right (conduction works mostly in solids). The second part is not correct. Convection works mostly in gases.
The third one is wrong about waves. Conduction usually has direct contact of particles.
The last one is not correct. There is no visible movement of matter in conduction. The definition for convection is also incorrect.
 
        
             
        
        
        
Answer:
Test a known bloodstain as a positive control and a blank (filter paper) as a negative control (see interpretation of results to determine a positive and negative result).