Answer the following-
1. Define minerals. What are fossil fuels?
2. Name two minerals that are used to make steel.
3. Why iron ore is an important mineral?
4. What are the different types of rocks?
5. Where are metallic minerals found? Name two metallic minerals.
Answers
Answer:
1. Fossil fuels are hydrocarbons, primarily coal, fuel oil or natural gas, formed from the remains of dead plants and animals. ... These are sometimes known instead as mineral fuels.
2. The two kinds of minerals are: macrominerals and trace minerals. Macro means "large" in Greek (and your body needs larger amounts of macrominerals than trace minerals). The macromineral group is made up of calcium, phosphorus, magnesium, sodium, potassium, chloride, and sulfur....
3. Iron ore is the source of primary iron for the world's iron and steel industries. It is therefore essential for the production of steel, which in turn is essential to maintain a strong industrial base. Almost all (98%) iron ore is used in steelmaking. Iron ore is mined in about 50 countries....
4. There are three kinds of rock: igneous, sedimentary, and metamorphic...
5. These deposits can consist of a variety of metallic minerals containing valuable metals such as nickel (pentlandite), copper (chalcopyrite), zinc (sphalerite), lead (galena) and gold (occurs as a native element or as a minor constituent within other minerals) that are used in all aspects of our daily lives...
hope it helps...
Answer:
Alternative Title: mineral fuel. Fossil fuel, any of a class of hydrocarbon-containing materials of biological origin occurring within Earth's crust that can be used as a source of energy. bituminous coal. Piles of bituminous coal, a fossil fuel.