Answer:
The correct answer is - crystal form (external shape).
Explanation:
Physical properties are used for the identification of the minerals that include specific gravity, streak, texture, luster color, hardness, cleavage, and crystal form.
The most common physical property of the minerals in crystal form or external shape of the mineral. This is the property of the mineral that gives an idea about the homogenous possessing a 3-D internal order.
 
        
             
        
        
        
Semilunar valve will be open
        
             
        
        
        
The Earth System includes the core, mantle, and crust
This can also be labeled as the earth's Interiors
        
                    
             
        
        
        
Answer:
7th Science Honors Ch. 4 Vocab
A	B
population size:	the number of individual organisms present in a population at any given time
population density:	the number of individuals in a population per unit of area
population distribution:	how organisms are arranged within an area; sometimes called population dispersion.
Explanation: