Metamorphic rocks that are formed from igneous rocks won’t contain the combustible elements – the ones that burn – but ...

The film also discusses how various natural processes, including the remains of marine life and plant materials, contribute to the formation of sedimentary rocks and their layered structure.

The rocks on Earth are constantly changing due to many different processes. There are three main types of rock, with rocks changing between each type over millions of years. This rock recycling is ...