Examlex
The interquartile range is the difference between the lower and upper quartiles.
Physical Change
Changes affecting the form of a chemical substance, but not its chemical composition, such as melting or freezing.
Chemical Change
A process where substances interact to form one or more new substances with different chemical and physical properties.
Dense Material
Substances that have a high mass per unit volume, often characterized by compactness of molecular or atomic structure.
Steel Sample
A piece or specimen of steel, often used for testing or analysis to determine its composition or mechanical properties.
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