Fig. 7.1 shows the electromagnetic spectrum. The diagram labels radio waves, micro-waves, infra-red waves, visible light, X-rays and gamma rays.
(a)[1]
One kind of wave is absent from Fig. 7.1. State what it is called.
(b)[1]
One type of electromagnetic wave is used to transmit signals to satellites. State what it is called.
(c)[1]
Gamma rays and light waves move through the vacuum of space to the Earth. Which statement is correct? Tick one box.
(d)[1]
State one difference between sound waves and electromagnetic waves.
Worked solution & mark scheme
This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “ultraviolet radiation” …
- Full mark scheme, point by point
- Step-by-step worked solution
- Write your answer & get it marked instantly by AI