Answer:
Weathering and erosion, transportation, deposition, compaction and cementation, metamorphism, and rock melting.
Explanation:
The rock cycle has 5 main sections (igneous, sedimentary, sediment, metamorphic, and magma.) The rock cycle can go almost any way it wants. Its not like the water cycle were it goes in certain order.
 
        
                    
             
        
        
        
Answer: C. there is more silicon than calcium at the surface of the earth
Explanation:
 
        
             
        
        
        
Answer:
D
Explanation:
Two sex cells, the gamete and the sperm, come together to make the body cells, so the number of chromosomes for a body cell must be double that of a sex cell, 46/2=23
i hope this helps u!
pls give a brainliest and a thx ;)
 
        
             
        
        
        
Answer:
Active transport.
Explanation:
The kidney uses active transport  to move these substances from the nephron to the  renal vein because these substances did not moves from the nephron bowl to the renal vein through simple diffusion so for this purpose active transport is used in which energy is spent in order to move the substances from one region to another so we can say that kidney must use active transport to move reabsorbed substances from the nephron to the  renal vein.
 
        
             
        
        
        
Answer:
Flat terrain/Same moisture.
Explanation:
This option seems to make the most sense.