Lo 2.6 phase 1 science Quiz

What is one of the uses of LPG in homes?

• Powering electric heaters

• Heating homes via LPG boilers

• Running solar panels

• Operating wind turbines

What is a common use of LPG in cooking?

• Electric stoves

• Gas fires

• LPG boilers

• Cooking appliances

What is a characteristic of LPG?

• Non-flammable

• Flammable

• Odorless

• Colorless

For what purpose is Butane mainly used?

• Cooking gas

• Camping gas

• Industrial fuel

• Car fuel

What is the boiling point of Butane?

• 0°C

• -5°C

• 5°C

• -10°C

What is the calorific value of Butane described as?

• Low

• Medium

• High

• Variable

Why is propane more widely used than butane?

• It is cheaper

• It has a higher boiling point

• It can boil at lower temperatures

• It is more environmentally friendly

What is the chemical formula for Propane?

• C₂H₆

• C₃H₈

• C₄H₁₀

• CH₄

Which of the following is NOT a characteristic of gases?

• Fixed shape

• Variable volume

• Measured by pressure

• Shape determined by container

What is the effect of higher pressure inside a balloon compared to outside?

• The balloon shrinks.

• The balloon stays the same.

• The balloon expands.

• The balloon changes color.