(a)[3]
Complete Table 7.1 by inserting an appropriate electromagnetic wave for each application.
(b(i))[1]
State the type of electromagnetic (e.m.) wave used to carry the satellite television signal.
(b(ii))[2]
Describe the orbit of a geostationary satellite used for satellite television signals.
(b(iii))[1]
State the source of the energy that powers the solar cells.
(b(iv))[1]
State how energy is passed on from the solar cells for the satellite’s use.