The Correct choice is : C. <u>Solids</u>
Sound waves need a medium to propagate, and the most suitable medium for that is solids, where it travel the fastest or with greatest efficiency.
Answer:
d) Principle of Conservation of Matter
Explanation:
Principle of Conservation of Matter -
According to the law of conservation of matter, matter is the substance which ac not be created and even it can not be destroyed , hence we need to have the same number of atoms before and after the reaction constant during a chemical change or process of chemical as were number of atoms and type of atoms present before the chemical change .
Hence , from the options , the correct answer is the Principle of Conservation of Matter .
The answer would be transform boundaries where crust is neither created or destroyed and an example is movement on the San Andreas Fault which is primarily lateral movement on or close to the surface and no melting of rock is involved.
The Southern Indian Ocean I think
The minimum amount of states is 11, those states being California, Texas,Florida,Pennslyvania, Illinois, Ohio,Michigan, New jersey, Georgia, And North Carolina. Hope this helps!
