Type the correct answer in the box. Spell all words correctly. What is the physical evidence: an element, a compound, or a mixture?
A liquid was obtained from a crime scene and was allowed to evaporate in a dish. After it evaporated, crystals were observed at the base of the
dish
The solution obtained as physical evidence is likely to have been an)
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8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.