Coal and Petroleum

Identify the fuel that leaves more smoke and ash on burning.

• Solid fuel

• Liquid fuels

• Gaseous fuels

• Any one of the above

By which of the given processes is coal formed?

• Carbonisation

• Distillation

• Vapourisation

• Evaporation

Which of the forms of coal has highest percentage of carbon?

• Anthracite

• Bituminous

• Peat

• Lignite

What are the most common sources of energy used in automobiles?

• Wood and coal

• Petroleum and diesel

• LPG and cow dung

• Natural gas and coal

Which of the following properties is NOT a characteristic of a good fuel?

• High Ignition temperature

• Low cost

• Causes minimum pollution

• Readily available

Where is kerosene mainly used?

• In laying down roads

• As fuel in jet engines

• In making water proof materials

• In furnaces of industries

How is coke superior than coal as a fuel?

• Coal is mineral and burns releasing smoke while coke is a residue

• Coal is an impure form of carbon, while coke is a pure form of carbon

• Only coal consists of atoms of carbon, hydrogen , oxygen and sulphur while coke mainly consists of carbon

• All of the above

Which type of coal has the most energy?

• Bituminous

• Peat

• Anthracite

• Lignite

Which material is the initial starting point of coal formation?

• Bituminous

• Peat

• Anthracite

• Lignite

What are fossil fuels?

• complex hydrocarbon compounds
• mixtures of gaseous hydrocarbons located under the surface of the Earth
• a nonrenewable energy resource formed the remains of organisms that lived long ago

Tags

NGSS.MS-ESS2-3