1. What / for / the / famous / is / scientist / English? 2. What / his / scientific / to / first / was / discovery / devoted? 3. What / did / scientist /
two / layer / the / discovery / in / years? 4. Why / Edward Appleton / given / honourable / of / was / an / title / a / knight? 5. In / branch / was / the / science / what / of / Appleton / awarded / Noble / prize?