Coal and Petroleum
Science · Grade 7 · Week 33 · 25 questions
Combustion is the chemical reaction between a fuel and oxygen that releases heat and light. Understanding fuels and combustion is key to energy production and environmental science.
What you'll practise
- Solve fraction problems
- Explain the process of combustion
- Identify types of fuels and their sources
- Describe renewable vs. non-renewable energy
All 25 questions in this Coal and Petroleum quiz
Grade 7 Science — Coal and Petroleum: 25 practice questions with instant scoring and explanations.
- Coal is formed from
- Petroleum is often called
- Coal and petroleum are
- Which coal type has the highest carbon content?
- Petroleum refining separates crude oil into fractions based on
- Petrol is obtained from petroleum at
- CNG stands for
- CNG is preferred for vehicles because it is
- Liquefied Petroleum Gas (LPG) is primarily used for
- Which is a petrochemical product?
- The process of breaking large hydrocarbon molecules into smaller ones is called
- Fossil fuels are considered exhaustible because they
- Coal mining can cause
- Which product is NOT derived from petroleum?
- The combustion of fossil fuels releases
- Which is the cleanest fossil fuel?
- Bituminous coal is used primarily for
- The age of coal deposits suggests they formed during
- Diesel is obtained from petroleum at a
- Coal tar is a byproduct of coal processing used in
- Natural gas is primarily composed of
- Conservation of fossil fuels is important because
- Which energy source is an alternative to petroleum?
- The greenhouse effect is intensified by burning
- Synthetic fuels can be produced from
Question 1 of 250 correct so far