“…Viennot 1979;BouJaoude, 1991;Solomon, 1992Solomon, , 1993Claxton, 1993;Hennessy, 1993;Linder, 1993;Russell, 1993;Kuiper 1994) -and perhaps sometimes simply created in response to the social pressure of the researcher's questions (Solomon 1993). So Hammer argues, Research in science education, including physics, has mostly adopted unitary models of student thinking as reflecting naïve theoretical frameworks, robust misconceptions, and stages of development in reasoning abilities.…”