Fractional Distillation and Jiffy the Giraffe Model Quiz

What is the primary purpose of a fractionating tower in fractional distillation?

• To store crude oil

• To mix different hydrocarbons

• To separate hydrocarbons based on boiling points

• To cool down the crude oil

In the Jiffy the Giraffe model, what does Jiffy eating grass represent?

• The heating process

• The digestion of carbohydrates

• The separation of gases

• The introduction of crude oil

Where in the Jiffy model is the crude oil heated?

• At Jiffy's tail

• At Jiffy's foot

• At Jiffy's head

• At Jiffy's voice box

Which gas is released from Jiffy's foot in the model?

• Ethane

• Propane

• Methane

• Butane

What is the solid residue left at the base of the fractionating tower called?

• Tar

• Petrol

• Kerosene

• Diesel

Which of the following is lighter in color?

• Petrol

• Bitumen

• Diesel

• Kerosene

Which fuel is easier to ignite?

• Diesel

• Petrol

• Kerosene

• Bitumen

Which fuel burns with a cleaner flame?

• Diesel

• Petrol

• Kerosene

• Bitumen

In the Jiffy model, where is petrol located?

• At Jiffy's tail

• At Jiffy's head

• At Jiffy's foot

• At Jiffy's voice box

What is the main difference in combustion between petrol and diesel?

• Diesel burns with a cleaner flame

• Petrol burns with a cleaner flame

• Diesel is more flammable

• Petrol burns with a smokier flame