What is the process called when a substance reacts with oxygen to produce energy?

• Photosynthesis

• Combustion

• Evaporation

• Condensation

Fill in the blank: Combustion is a chemical process that usually involves the reaction of a fuel with ______ to produce heat and light energy.

• Water

• Oxygen

• Carbon Dioxide

• Nitrogen

What is the main product of complete combustion?

• Water

• Carbon Dioxide

• Oxygen

• Nitrogen

Which of the following is NOT a component of the fire triangle?

• A) Heat

• B) Fuel

• C) Water

• D) Oxygen

Fill in the blank: The three sides of the fire triangle are Heat, Fuel, and ____.

• Water

• Carbon Dioxide

• Oxygen

• Nitrogen

What happens if one side of the fire triangle is removed?

• The fire will grow

• The fire will go out

• The fire will change color

• The fire will explode

Hydrocarbons are compounds made up of only ______ and hydrogen.

• Oxygen

• Nitrogen

• Carbon

• Sulfur

What is a common byproduct of incomplete combustion?

• Carbon dioxide

• Water

• Carbon monoxide

• Oxygen

Fill in the blank: A fire with an insufficient supply of oxygen leads to ______ combustion.

• Complete

• Incomplete

• No

• Excessive

Fill in the blank: ______ combustion can lead to the production of harmful pollutants.

• Complete

• Incomplete

• No

• Excessive