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Students at a bonfire noticed that a large amount of gas and ash were produced as they watched the logs of wood burn.
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Which statement best explains the type of change that occurred as the logs of wood burned?
A.)
A physical change occurred because the atoms in the wood changed from a solid state to a gaseous state as the atoms in the wood burned.
B.)
A chemical change occurred because the atoms in the wood reacted with oxygen and rearranged to form new combinations of atoms and molecules.
C.)
A physical change occurred because the ash and gas produced can easily be turned back into wood.
D.)
A chemical change occurred because a chemical reaction occurs any time heat is added to a substance.
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Students at a bonfire noticed that a large amount of gas and ash were produced as they watched the l...
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