B. Directions: Supply the statements with the missing word or phrase
Materials made from iron when exposed to moisture may develop
Aside from fuel or material,
and heat must be present for the
combustion to occur.
Rusting o.ccurs when oxygen, and water react with one another.
9.
When the oxygen supply is cut, the flame will be
10. When overpopulation in an area occurs, a decrease or lack of
for
breathing may happen.
Materials made from iron when exposed to moisture may develop
Aside from fuel or material,
and heat must be present for the
combustion to occur.
Rusting o.ccurs when oxygen, and water react with one another.
9.
When the oxygen supply is cut, the flame will be
10. When overpopulation in an area occurs, a decrease or lack of
for
breathing may happen.
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Answer:
Materials made from iron when exposed to moisture may develop rust.
Aside from fuel or material, oxygen and heat must be present for the combustion to occur.
Rusting occurs when oxygen, iron and water react with one another
When the oxygen supply is cut, the flame will die.
When overpopulation in an area occurs a decrease or lack of oxygen for breathing may happen.