Enviro minin mock

What are the three main categories of energy sources mentioned in the document?

• Renewable, Non-renewable, and Fossil fuels

• High carbon, Low carbon/carbon neutral, and Zero carbon

• Solar, Wind, and Hydro

• Nuclear, Geothermal, and Biomass

Why are high carbon energy sources called so?

• They are renewable

• They contain high concentrations of carbon

• They are cost-effective

• They are environmentally friendly

What is produced when carbon combusts with hydrogen and oxygen?

• Water (H2O)

• Methane (CH4)

• Carbon dioxide (CO2)

• Nitrogen dioxide (NO2)

What are hydrocarbons?

• Compounds containing only hydrogen

• Compounds containing only oxygen

• Compounds containing carbon and hydrogen

• Compounds containing nitrogen and oxygen

What is the primary component of natural gas?

• Methane

• Ethane

• Propane

• Butane

What chemical is added to natural gas to give it a distinctive odor?

• Mercaptan

• Naptha

• Ethanol

• Benzene

Which of the following is NOT a type of LPG?

• Propane

• Butane

• Methane

• Ethane

What is the specific gravity range of natural gas?

• 0.6 to 0.8

• 1.0 to 1.2

• 1.5 to 2.0

• 2.0 to 2.5

Which gas is heavier than air and used in cooking and heating equipment?

• Propane

• Methane

• Ethane

• Hydrogen

What is the boiling point of butane?

• -4°C

• -45°C

• 0°C

• 100°C