Answer:
A molecule is something every mass has and is very small
Explanation:
Answer:
physical change is the temporary change or riversible change here the physical properties r only changed
for example when water is cooled its get freezed Nd becomes ice similarly wen ice is heated again then it becomes water so here it's not changed permanently
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Burning of paper is the answer
A charged atom is called a(n) ion. It can be negative charge or positive.
