Describe the Four Conditions That Must Be Satisfied for a Sensation

question 4

Essay

Describe the four conditions that must be satisfied for a sensation to occur.

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Definitions:

Pure Substances

Materials that are composed of only one type of atom or molecule, exhibiting consistent physical and chemical properties throughout the sample.

Uniform Composition

A characteristic of substances where the composition is consistent throughout the material, indicating a homogeneous mixture or pure substance.

Molecule

The smallest unit of a chemical compound that can exist, consisting of two or more atoms bonded together.

Atom

An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element, consisting of a nucleus surrounded by electrons.