Укажите, чем выражено определение в предложениях? (Англ. яз.)

1. Materials new computers depend on must be of the best
quality. 2. The number of components supercomputers consist of is
great. 3. The plants computer components are produced at must be
superclean. 4. The laboratory the Curies worked in was very primi­
tive. 5. The space laboratory the Russian cosmonauts live and work
in is in the orbit for a long time. 6. Satellites our communication
goes through are sent into space regularly. 7. The problem Bell
was interested in was not an easy one and it took several years to
solve it. 8. The problem this article deals with is connected with
the subject we study. 9. The changes and movements of the air we
are surrounded with influence our lives. 10. This is an article that
deals with some environmental problems we face.