What's porosity? A)
A measure of the amount of open space within unconsolidated sediment or rock

B)
The ease with which water is able to flow from one pore to another in rock

C)
The ability of water to trickle down through soil until it reaches groundwater

D)
A measure of the amount of groundwater available in the water table

igneous rocks are formed by solidification of cooled magma (molten rock), with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks.  

the composition depends on the source magma. there are almost a thousand types of composition found till now.  

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i think that it is c, d, and e, hope this

correct answer: false

while planning water activities, it is very important to consider the weather, because if we do not plan and are going for a surf, then it might be that the hurricane came and drown us or may carry us to long distance from where we can not come back. there are many reasons to take information about the weather when we are planning any water activities.

hence, the correct answer would be false.

answercells,tissues,organs,organ,system-organism;

levels of biological organization; organism,population,community,ecosystem,biome,biosphere,

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