When the brain receives the sensory information, it automatically interprets those. Some psychologists prefer to call the dual process of sensation and perception as a unified information processing system or the perceptual system. Perception is a receptive, selective, symbolic, and affective process.
What is it? Silicon dioxide (SiO2), or silica, is known in nature as sand or quartz. It occurs naturally in the earthâs crust, and silicates are present in water, animals and plants. Silicates are also consumed as part of the natural human diet.
Answer: Dry ice is the common name for the solid form of carbon dioxide. Originally the term ' dry ice ' was a trademark for the solid carbon dioxide produced by Prest Air Devices (1925), but now it refers to any solid carbon dioxide. Carbon dioxide is a natural component of air.