Fill in the blank spaces with the help of words given below: 1. Coal was formed when plant matter remain buried during _____ period. 2. _____ is the hardest coal with maximum carbo... Fill in the blank spaces with the help of words given below: 1. Coal was formed when plant matter remain buried during _____ period. 2. _____ is the hardest coal with maximum carbon content. 3. The open pit mining is also called _____ mining. 4. Formation of petroleum is associated with the remains of _____ micro-organisms. 5. _____ injection increases the efficiency by 60%. 6. _____ is the first to be separated out in petroleum refining. 7. In the 19th century _____ was treated as a waste byproduct petroleum.
Understand the Problem
The prompt is asking us to fill in the blanks with the correct vocabulary word. The vocab words are 'water, carboniferous, marine, gasoline, anthracite, gas, strip'. This can be a homework question targeted at testing and understanding science vocabulary.
Answer
1. Carboniferous, 2. Anthracite, 3. Strip, 4. Marine, 5. Water, 6. Gasoline, 7. Gas
- Carboniferous
- Anthracite
- Strip
- Marine
- Water
- Gasoline
- Gas
Answer for screen readers
- Carboniferous
- Anthracite
- Strip
- Marine
- Water
- Gasoline
- Gas
More Information
Coal formation occurred during the Carboniferous period. Anthracite is the highest rank of coal. Open pit mining is also known as strip mining. Petroleum formation is associated with marine microorganisms. Water injection can increase efficiency in oil extraction. Gasoline is separated early in petroleum refining, and gas was once considered a waste product.
Tips
Ensure that the word selected makes sense in the context of the statement and that it aligns with general scientific knowledge about the subject matter.
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