Because different rocks are formed by different processes and made up of different mineral assemblages.
their both rocks
587i
No, because there are no such rock types as 'introduce' rocks.
No. Volcanic rocks are made of the same materials that other rocks are.
Not quite minerals are what rocks are made of
Do all rocks weigh the same if they have a different mass but the same weight? Let's look at the question without one bit of it..... "Do all rocks weigh the same if they have ......... .... ... the same weight?" If things are the same weight, then they weigh the same.
They have the same rocks
No, rocks and stones are not the same thing. Rocks are made up of one or more minerals, while stones are small pieces of rock.
No. Rocks have a wide variety of origins.
Rocks are composed of minerals. Minerals are composed of elements.
no
may-be is because all rocks don't look the same is different names and shape