The name of which type of rock is derived from the Latin word for fire?
Which of the following processes is responsible for the transformation of rocks from one type to another type?
Answer the following questions.
(i) What are the three layers of the Earth?
(ii) What is a rock?
(iii) Name three types of rocks.
(iv) How are extrusive and intrusive rocks formed?
(v) What do you mean by a rock cycle?
(vi) What are the uses of rocks?
(vii) What are metamorphic rocks?
Consider the following statements 1. Igneous rocks are the oldest rocks, while metamorphic are being derivative of igneous rocks and sedimentary rocks. 2. Resistance to weathering and erosion is less to metamorphic rocks compared to igneous rocks 3. Tendency to react with acids is higher to metamorphic rocks when compared to igneous rocks. Which of the above statement(s) is/are correct?