It has a dorsal nerve chord
        
             
        
        
        
Depending on the model,same gas mileage,no,precisely
        
             
        
        
        
Explanation:
There are three main types of rocks: sedimentary, igneous, and metamorphic. Each of these rocks are formed by physical changes—such as melting, cooling, eroding, compacting, or deforming—that are part of the rock cycle
 
        
             
        
        
        
Answer: 0.5s
Explanation:
this is straightforward inquiry and straightforward.  
so first you utilize a recipe to ascertain recurrence of the wave.  
v _ represents speed a.k.a speed  
f_ represents recurrence which you need to discover.  
(articulated lemda)_ represents frequency.  
At that point you going to put every one of your qualities as indicated by you have in the recipe as shown then settle for f.  
At long last, you utilize the time recipe  
where  
T_ is period a.k.a time which equivalent to the equal of recurrence or equivalent to 1/f.  
Basically input your qualities as per the equation and you your answer as 0.5s
Brainliest? pls
 
        
             
        
        
        
The right answer is B. The tree absorbing carbon dioxide
The Earth's atmosphere is the gas / particles surrounding our planet. Most of the air consists of nitrogen, oxygen, then other gases, including argon and carbon dioxide.
Biosphere is a planetary system including all living organisms and environments in which they live (the tree in this exercise).