Immersion program is a school program for introducing a non–native language and culture to majority language students with the aim of providing students with language skills in the foreign language. This final project is conducted to find out the physics teacher’s major difficulties in dealing with their teaching using English as a medium of instruction in bilingual classes of immersion program.
In this study, the researcher used descriptive and qualitative method. This research was conducted in MAN 1 Semarang. The respondents of this research were the years eleventh physics teacher. In this research, the researcher conducted observation and interview to the observed teacher to gather the data.
In this research, it was found that the physics teacher of MAN 1 Semarang still had problems in teaching the subject using English as a medium of instruction in immersion classes such as his ability in making the syllabus and lesson plan. Besides, the teacher had difficulties in dealing with the books and material’s choice for his students. In addition, there were some physical terminologies he could not pronounce well. He sometimes made errors in using grammar and had misconception in delivering physical terminologies.
Referring to the data, the writer would like to offer some suggestions for the Indonesian government and for the teacher. First, the government should give more attention to the implementation of the immersion program by held the immersion program trainings continually as the way to socialize this new program to the teacher. Second, the government should provide facilities and supplementary books for the teacher and the students, which are appropriate with the curriculum for immersion program. Third, the teacher also should increase his English ability in order to deliver the subject using English well and give understandable explanation to the students. Fourth, the teacher should read the books related to the curriculum for immersion class and join more training related to the program. And the last one, the teacher should be more creative and innovative in using the appropriate methods and teaching aids