Which row in the table correctly describes what happens to the wavelength and to the speed in a vacuum of electromagnetic waves as we move through the electromagnetic spectrum from radio waves to ultraviolet radiation?
| Wavelength | Speed in a vacuum | |
|---|---|---|
| A | decreases | decreases |
| B | decreases | remains the same |
| C | increases | increases |
| D | increases | remains the same |
Row A
Row B
Row C
Row D
198 exam-style questions on CIE IGCSE Physics Electromagnetic spectrum, covering Electromagnetic spectrum. Each one has a worked solution and a mark scheme showing where the marks go.