South Pole and north Pole . it's about megnetic field different spheres of earth interact
        
             
        
        
        
Cr2(CO3)3 is Chromium (III) Carbonate or Chromic Carbonate. 
It is composed of Chromium, Carbon, and Oxygen. Chromium has 2 atoms, Carbon has 3 atoms, and Oxygen has 9 atoms. 
This compound is composed of 36.6% Chromium, 12.7% Carbon, and 50.7% Oxygen.
        
                    
             
        
        
        
Answer:
Take a long time
Explanation:
Geology is defined as a science mostly concerned with the study of the history of the earth as recorded in different rocks formations.
Geologic processes are events that occur on a geological timescale which may span across many centuries.
The four major geologic process are known to include; impact cratering, volcanism, tectonics, and erosion.
 
        
             
        
        
        
Answer:
Autotrophs 
Explanation:
Autotrophs make their own food, or produce food for themselves through the process of photosynthesis. Therefore, we can say that autotrophs are also producers. Some examples of producers are plants, algae, and some types of bacteria. 
 
        
             
        
        
        
Answer:
H30+ First H20 Second N03 Third HNO3 Fourth
Explanation: