What is Science?
all words in
are rollovers that display additional text in the form of a pop-up box.
Objects and Properties
can be any size; however, objects that are either too small or too large are difficult to conceptualize. We
often have words to describe objects we encounter in our daily lives, such as chair, that invoke an image of
“something to sit on.” Generally, a chair has four legs, a seat, and a backrest. Alternatively, a stool, which also meets
the general description of chair, carries with it a slightly different concept, or image. Words themselves cannot
always be relied upon to provide a detailed description of an object, so we use characteristics, or
with the descriptions of many objects.
are the qualities, or attributes, that make up a particular object. In
the case of a chair, one might ask about specific properties such as height, color, and composition in order to
describe the object.
symbolizes a given property in terms of another, more familiar object. For example, “lemon yellow” or
“candy apple red” are referents used to identify the characteristics of an object that have the color of a ripe lemon or
a bright red apple. Referents aren't always exact because one person’s perception of color may be different from
another’s. Other referents may include texture, sounds, and odors.