Slate is a kind of (a)__________rock , marble is a (b)________rock and granite is a (c) ________rock.
Slate is formed by the metamorphosis of shale which is formed by generally formed deep inside the earth and is part of metamorphic rocks.
Marble is a metamorphic rock formed by the metamorphosis of limestone and part of metamorphic rocks.
Granite is formed when lava is not able to reach the surface of the earth and is an example of igneous rocks.
Concluding statement
Slate is a kind of (a) metamorphic rock, marble is a (b) metamorphic rock and granite is a (c) igneous rock.