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ANSWER THIS QUESTION PLZ ?

On my mock there was 2 question I got wrong and still don't know the answer anyone know the answer ????? What type of change is involved in rusting ? What system does the brain belong to in the human body ? (its not sensory system)


8 Comments
Benmartin — 15/06/16
motory system for the second question
SryanBruen — 15/06/16
I don't know about the Rusting but for the system question, it's the Central Nervous System.
Benmartin — 15/06/16
oh
ScienceExam — 15/06/16
The type of change involved in rusting is chemical.
RóisínNiChonchobair — 15/06/16
A chemical change is involved in rusting. The iron reacts with the oxygen and water.
conorbrennan — 15/06/16
cheers
conorbrennan — 15/06/16
cheers
dan_fucked for the jc — 15/06/16
Cns
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