Development & Learning - 3.1, 3.5, 3.9

traits don't change much vs change happens through environment and nurture

how much someones characteristics are impacted from biologically vs environmentally

development as a function of experience (gradual)

biological maturation see spurts of growth making one stage very different from another

examine people of different ages all at once

track performance of one group of people at a time

system of communication conveyed by speech, writing, or gesture

smallest unit of sound (vowels and consonants) - 44 sounds

units of meaning, words, and meaningful parts of words (suffixes and prefixes)

meaning of words