Examlex
Learning that occurs in the absence of any particular outcome such as reward or punishment is called _____ learning.
Chemical Sample
A small part or quantity of a chemical substance taken to show the quality or nature of the whole.
Density
Density refers to the mass per unit volume of a substance, indicating how closely packed the particles are within the material.
Liquid
A state of matter characterized by a fixed volume but no fixed shape, allowing it to flow and take the shape of its container.
Density
Density is a measure of mass per unit of volume, often used to describe how compact or concentrated a substance is.
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