The effect of the motor variable to perform straight and conclusive tennis service in accuracy and strength among student learners performance

تأثير المتغير الحركي لإرسال التنس المستقيم والقاطع في الدقة والقوة لأداء المتعلمين الطلاب

الملخص

The objective of the  research  is to identify  the effect of the motor variable to  perform straight and conclusive tennis service  in the accuracy and strength of performance. The study investigates the factors that affect the performance accuracy and strength of service.

The research sample included one group (15) students, the learners and the organizers in the third stage / Faculty of Physical Education and Sports Sciences / University of Babylon. For the academic year 2016 - 2017. They practiced regular education and 8 educational units. The accuracy and strength of straight and conclusive tennis service was tested. The results showed significant differences in the effect of the motor variable between the pre and post tests on the service accuracy and strength. The service accuracy performance was better than the effect of the conclusive service.  The researcher recommended focusing on studying the factors affecting the performance in its accuracy and strength because it is a requirement for tennis, and attention to other types of services .