That the supply of oxygen for the fire
a primary source
primary source document
a place or source that one may find historical information or artifacts.
Producers is the group of organism that is a source in the oxygen cycle.
Water is the source of oxygen in photosynthesis.
Primary source: A historical document written by an eyewitness; secondary source: a historical document interpreting the accounts of eyewitnesses
No, a primary source is an original document or an actual witness.
Yes they are; diatoms are the main source of oxygen in the universe.
oxygen is a molecule
The source of Oxygen is the Carbondioxide in the air.
In the home, the oxygen source is usually a canister or air compressor.
How could you tell if the a Historical source is tainted with bias of a specitic agenda?