3.FuelQuiz

What increases when the system is heated, as observed in the lesson?

• Volume of gas in a syringe

• Pressure of gas in a syringe

• Temperature of the liquid in a syringe

• Mass of gas in a syringe

What is a similar process happening in the engine when fuel burns?

• Freezing of fuel

• Condensation of fuel

• Combustion of fuel

• Evaporation of fuel

What reaction does ethanol undergo when it reacts with oxygen?

• Evaporation

• Combustion

• Freezing

• Condensation

What are the products of the combustion of ethanol?

• Ethanol and Water

• Ethanol and Oxygen

• Carbon monoxide and Hydrogen

• Carbon dioxide and Water

What process is involved when ethanol changes from liquid to gas without chemical reaction?

• Evaporation

• Dehydration

• Oxidation

• Combustion

What type of molecules do our bodies use as fuel?

• Only Complex Carbohydrates

• Only Simple Sugars

• Proteins, Fats, and Simple Sugars

• Only Fats

What is the outcome of the combustion reaction in our bodies?

• Production of water and carbon dioxide

• Production of ethanol

• Production of inorganic sulfate

• Production of ammonia

What is the main purpose of the instructional approach mentioned in the text?

• To focus on textbook reading

• To prepare students for standardized tests

• To engage students in inquiry-based learning

• To memorize scientific facts

What does the reaction of ethanol with urea produce?

• Carbon dioxide and water

• Acetaldehyde

• Ethylene and water

• Ethyl carbamate and ammonia

Are all reactions mentioned in the text similar to burning?

• Yes, they all produce heat

• Yes, they all involve combustion

• No, they are all physical changes

• No, some involve other chemical processes