Answer:

Explanation:
As per the Newton's first law of motion, 

where "v" is the final speed
"u" is the initial speed
"a" is the acceleration
and "t" is the time taken
Substituting the given values in above equation, we get -
 
 
The cart be traveling at a speed of  by the time it reaches level ground.
 by the time it reaches level ground.
 
        
             
        
        
        
Plato answer:
Stimulation of a neuron causes a change in the charge inside the cell from negative to positive. This change is caused by ions, which are atoms with an electrical charge, moving across the cell. This change within the cell is consistent with the definition of an electric charge.
 
        
                    
             
        
        
        
A thermal conductivity of 0.1213 W/mK, for pine was the product of the HFM measurement. ... This change in construction material can be attributed to the thermal conductivity of soft woods being approximately 1/7 that of brick.
        
                    
             
        
        
        
Answer:
C
Explanation:
Looking at each embryo at the begining you can tell they are very similar, in fact its almost impossible to tell the difference. this tells us that they have a common ancestor because the orignal cells of the embryos are so similar