The peppered moth is a temperate species of night-flying moth. Peppered moth evolution is an example of population genetics and natural selection.
        
                    
             
        
        
        
Q3. (a) 0m/s, as they are asking for initial velocit.
(b)(i) The paper has a large surface area or weighs less than the coin,thus,falls smoothly.
(ii)The coin has more mass than the paper.
(c) They fall at the same acceleration and hit the bottom at the same time.
Their mass doesn't matter in the vacuum.
        
             
        
        
        
Answer:
yo queiro escribir mi hermano
 
        
             
        
        
        
Answer:
20 hertz of frequency produced.
Explanation:

Here we will find frequency and period should be in second, here given: 0.05 seconds
using the formula:


 
        
             
        
        
        
Answer:
A
Explanation:
if the man doubles his force to 40 and the box was yet to move that means acceleration also doubled so your answer would be A