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Physical science plays a great role in investigations such as rape, traffic accidents, and murder. The DNA of a person has a physical bond relationship with a person and often can tell who the person is. Physical scientists use different types of sciences to determine the features, and the time of different crimes, examples are; botany, biology, chemistry and many others. Weather conditions such as rain, wind, heat and cold also contribute much to the scene of crime. In cases such as murder for example; if a body is left out in the scene of crime during sunny seasons, it is likely to decay faster than if it was left out in a cold season or place, also, during rainy seasons, evidence is more likely to be washed away. This is why physical science is therefore necessary to help one know and be able to identify the difference in the transmission of heat fr.............
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