Examlex
A convex lens has focal length f.If an object is placed at a distance beyond 2f from the lens on the principal axis,the image is located at a distance from the lens
Radioactive Compound
A chemical substance in which at least one atom has an unstable nucleus, emitting radiation during its decay to a stable form.
Tracer
refers to a substance used in various scientific and medical fields to track the passage through or the location within a system, often marked with a radioactive or fluorescent tag.
Evolutionary Psychologist
A professional in a branch of psychology that studies how evolutionary theory influences human behaviors, thoughts, and emotions.
Social Behavior
Involves interactions among individuals, ranging from cooperation and altruism to aggression, within a species.
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