Question
___________is a hard coal.
- Peat
- Lignite
- Anthracite
- Bituminous
Hint:
Anthracite
The correct answer is: Anthracite
Anthracite, also known as hard coal, and black coal, is a hard, compact variety of coal that has a submetallic luster. It has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals.
Related Questions to study
_________is the energy source dug out of the ground and generally burned to make electricity.
_________is the energy source dug out of the ground and generally burned to make electricity.
What happens when the sea organisms die, and their remains settle on the ocean floor_______________.
What happens when the sea organisms die, and their remains settle on the ocean floor_______________.
What happens if there is higher carbon content in the coal?
What happens if there is higher carbon content in the coal?
After_________, the sediment turns into a rock, and the decay is turned into gas and petroleum.
After_________, the sediment turns into a rock, and the decay is turned into gas and petroleum.
A __________ resource forms at a much slower rate at which it is consumed.
A __________ resource forms at a much slower rate at which it is consumed.
Coal is a __________.
Coal is a __________.
Select the odd one out.
Select the odd one out.
We should use natural resources_____________.
We should use natural resources_____________.
Fossil fuels ________________.
Fossil fuels ________________.
There are _______types of natural resources.
There are _______types of natural resources.
_________is not a fossil fuel.
The correct option is c)Thorium.
Fossil fuels are made by decomposing plants and animals. These fuels are found in the Earth's crust and contain carbon and hydrogen that can be burned to produce energy. Coal, oil and natural gas are examples of fossil fuels. Fossil fuels are non-renewable resources and waiting millions of years for new deposits of coal, oil and natural gas to form is not a viable solution.
_________is not a fossil fuel.
The correct option is c)Thorium.
Fossil fuels are made by decomposing plants and animals. These fuels are found in the Earth's crust and contain carbon and hydrogen that can be burned to produce energy. Coal, oil and natural gas are examples of fossil fuels. Fossil fuels are non-renewable resources and waiting millions of years for new deposits of coal, oil and natural gas to form is not a viable solution.
