Examlex
When infants look to a parent to get cues about whether or not a new situation is safe, they are exhibiting social referencing.
Energy
The capacity to do work or produce change, existing in various forms such as kinetic, potential, thermal, and chemical energy.
Parts Per Trillion
A unit of measurement used to denote extremely small concentrations of a substance in another, equivalent to one part in 10^12 parts.
Nuclear Change
Alterations at the atomic nucleus level, including nuclear reactions such as fission, fusion, and radioactive decay, releasing significant amounts of energy.
Mass
Mass is a fundamental property of physical objects that quantifies the amount of matter they contain. It is a determinant of an object's resistance to acceleration when a force is applied.
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