Coal

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

1. False – it is metamorphic rock

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

2. lignite

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

3. Anthracite

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

4. Bituminous

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

5. Strip

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

6. True – in the Appalachian Plateau

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

7. False

1. (True/False) Coal is a mineral.2. What is the lowest grade of coal?3. What is the highest grade of coal?4. What is the medium grade of coal?5. Which is safer, strip or deep mining?6. (True/False) Coal is mined in VA.7. (True/False) Coal is an igneous rock.8. What is the cleanest burning coal?

8. Anthracite