Light is a carrier of information and a yardstick for measurement; the metre and second are both defined in terms of the properties of light; in everyday life the gravity field and electromagnetic field mediate perception of objective reality.
Light is a carrier of information. Light is a yardstick for measurement. The metre and second are both defined in terms of the properties of light. The gravity field mediate perception of objective reality. This is in everyday life. Electromagnetic field mediate perception of objective reality. This is in everyday life.