Firefighters

Firefighters help keep people safe.

• TRUE

• FALSE

What type of fire gear is this?

• pants

• hat

• coat

• tank

What type of fire gear is this?

• boots

• pants

• hat

• axe

What type of fire gear is this?

• boots

• pants

• hat

• axe

Is this a fire house?

• YES

• NO

What part of the truck are the fire fighters holding?

• windows

• hose

What type of fire gear is this?

• boots

• pants

• hat

• axe

What is the primary chemical reaction that occurs when firefighters extinguish a fire with water?

• Combustion

• Oxidation

• Hydrolysis

• Endothermic reaction

Tags

NGSS.MS-PS1-4

Which of the following gases is most commonly used in fire extinguishers to put out electrical fires?

• Carbon Dioxide

• Oxygen

• Nitrogen

• Helium

Firefighters often use foam to extinguish fires. What is the primary scientific principle behind this method?

• Cooling the fire

• Smothering the fire

• Diluting the fuel

• Increasing oxygen supply