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evidence. The students thought that scientific inquiry was a process of making<br />

observations. The expl<strong>an</strong>ation was connection between a cause <strong>an</strong>d <strong>an</strong> outcome of <strong>an</strong><br />

observation or <strong>an</strong> event. The students also thought that science work was <strong>an</strong><br />

individual study – no process of checking or challenging within the scientific<br />

community. Some scientific conflicts came from their lack of sufficient data or<br />

personal bias. Scientists’ society had a reduced influence on decisions about<br />

developing science.<br />

From the studies of Moss, Abrams <strong>an</strong>d Robb (2001) <strong>an</strong>d Bell et al. (2003),<br />

also it was found that Americ<strong>an</strong> students did not underst<strong>an</strong>d the key aspects of the<br />

nature of science. In a semi rural public school located in the northeast, Moss et al.<br />

used semi-structured interviews to investigate the underst<strong>an</strong>ding of five Grade 11 <strong>an</strong>d<br />

12 students. The findings indicated that the students fully understood the nature of<br />

scientific knowledge, but rarely understood the nature of scientific enterprise. Bell et<br />

al. used semi-structured interviews <strong>an</strong>d a questionnaire to examine the underst<strong>an</strong>ding<br />

<strong>an</strong>d scientific inquiry of ten Grade 10 <strong>an</strong>d Grade 11 students in a science <strong>an</strong>d<br />

engineering apprenticeship program at Northwest University. The results illustrated<br />

that the students understood the key aspects in different was from the current science<br />

curriculum reform. These two studies also noted a problem of retaining the<br />

misunderst<strong>an</strong>ding even after the course was over. In this case Bell et al. noted that<br />

students may have some belief <strong>an</strong>d epistemology interrupting their underst<strong>an</strong>ding.<br />

Moss et al. thought that it might come from the lack of study of the nature of science.<br />

In addition, Smith <strong>an</strong>d Anderson’s (1984) study, argued that teachers’ beliefs about<br />

the nature of science was <strong>an</strong> import<strong>an</strong>t factor influencing students’ underst<strong>an</strong>ding of<br />

scientific knowledge, especially concerning photosynthesis. Therefore, overcoming<br />

misconception about the nature of science should be considered as a main aim of<br />

teaching science (Moss, Abrams <strong>an</strong>d Robb, 2001; Bell et al., 2003).<br />

54

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