1. Department of Science Education, Faculty of Education; Nevsehir Haci Bektas Veli University; 50300 Nevsehir TURKEY
2. Department of Physics, Faculty of Science; Erciyes University; 38039 Kayseri TURKEY
3. Electricity and Energy Department, Kayseri Vocational School; Erciyes University; 38039 Kayseri TURKEY