Defining fire

A gas that is present in the air

• oxygen

• propane

• methane

a substance that can be combined with heat and oxygen to become energy

• light

• fuel

• spark

the perceptible high temperature that results from fire

• heat

• spark

• flame

the visible part of a fire in the form of rapidly moving light

• light

• combustion

• heat

the chemical reaction that occurs when heat, oxygen, and fuel are combined

• combustion

• flame

• spark

to bring the necessary elements together to start a fire

• flame

• combustion

• fuel

a small particle of burning fuel that starts a fire

• spark

• heat

• light

f_el

h_at

li_ht