Add a new page. edit this panel. Top-down and bottom-up theories of perception. Psychologists often distinguish between top-down and bottom-up approaches to information-processing. In top-down approaches, knowledge or expectations are used to guide processing.
Full size beds are 54â³ (137 cm) wide and 75â³ (191 cm) long, making them smaller than a standard queen size bed that measures 60â³ x 80â³ (152 cm x 203 cm). The following picture is a handy reference for â and easy visual representation of â all the different bed sizes: twin, full, queen, king and California king size.
A full or double bed is 53 inches wide and 75 inches long, although measurements may vary slightly by manufacturer. Standard-size pillows fit it well, and vintage bedspreads or antique quilts usually fit. A double mattress may fit older bed frames or headboards that are too small for queen- or king-size mattresses.