<span>Chemical change.........................................................................</span>
Water can be decomposed with electrolysis. Which gives you oxygen and hydrogen with their separate types of atoms.
Answer:
B.) cement
Explanation:
The commonest types of impression evidence found in crime scenes include footprints, tire tracks, bite marks and tool marks etc.These types of impression evidence can be used by crime scene investigators to link the suspects to the crime.
The impressions are usually cast using gypsum cement and other forms of casting tools to preserve the evidence and make it useful during any period in the course of the investigation.
Answer:
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Answer:
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Explanation:
