Liquid crystals are materials that exhibit properties between solids and liquids. They flow like liquids but have an ordered molecular structure similar to solids. Used in displays, sensors, and optical devices, liquid crystals change orientation in response to electric fields, ...
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Forces are interactions that cause an object to accelerate, change direction, or deform. They can be classified as contact forces (e.g., friction, tension) and non-contact forces (e.g., gravity, magnetism). Forces are measured in newtons (N) and are described by Newton’s ...