Answer:
Igneous rock, or magmatic rock, is one of the three main rock types, the others being sedimentary etc. Igneous rock is formed through the cooling and solidification of magma or lava.
Answer:
c
Explanation:
It is asking for the fraction, so if you just subtract 60 from 100 what is left is 40. I hope it helps!
Answer:
b . chemical weathering
Explanation:
Chemical weathering is not affected the flow of groundwater through an aquifer but affect by the porosity and permeability. The rate of groundwater flow is controlled by two properties of the rock which are porosity and permeability. Porosity is the percentage of void space in a rock while on the other hand, Permeability is the quality of being permeable means able to be penetrated or passed through by a liquid or gas.
Answer:
B
Explanation:
All endothermic reactions need added energy and the phase is going from liquid to gas.