The researcher is interested in investigating and comparing the students’ motivation in learning speaking between natural science and social science program XI Grade Student at MAN Bawu Jepara. The background of the study is the phenomenon happens that natural science program is better than social science program in achievement and on this project the researcher focuses on English speaking skill. The study is aimed at responding the following questions: (1) How is the motivation of students in natural science program regarding efforts to improve their English speaking skill at MAN Bawu Jepara?, (2) How is the motivation of students in Social Science Program regarding efforts to improve their English speaking skill at MAN Bawu Jepara? (3) What are similarities and differences found in the two groups above regarding to their motivations in improving their English speaking skill at MAN Bawu Jepara? This study was conducted with XI grade students MAN Bawu Jepara in academic year of 20011/2012 as the population. The data is gathered through questionnaire, interview, observation, documentation. All data then are analyzed using descriptive quantitative approach.
The study shows that :(1) After analysis and collecting the data, the researcher found that the natural science program students have score 1563. It is same with = 83, 46% If the researcher categorizes the result, it is in high motivation. In other hand, the natural science program students have speaking motivation in great scale. So natural science program‘s motivation in learning speaking is better than social science program. (2) After doing analysis, it showed that they have score 1357. If the researcher changes to the percentage, it can be interpreted to be 73, 11 %. In categorizing that result, it is in quite motivation as. So they don’t have motivation problem in great scale. Therefore social science program’s motivation is not better than natural science program. (3) The last, the score differences between them is significant and can be categorized as not identical. Based on the calculation above, it can be concluded that t test is bigger than t table, so the criteria is 3. 15 > 2.048. Therefore Ha accepted, and null hypothesis is unacceptable. So, the conclusion is: students’ motivation in learning speaking between Natural Science Program and Social Science Program is not identical