The-research-aims-to: - Constructing a measure of seriousness in the work of employees in the units of physical education and art teachers of physical education from the holders (PhD. Masters and BA)in the faculties of the University of Mosul. - Evaluating the degree of seriousness at work and psychological instability among workers in the units of physical education and art teachers ... https://www.roneverhart.com/Liftmaster-850lm-Gate-Receiver-Package-With-2-copyright-Remotes/