Fig. 9.1 presents a partly labelled diagram of the electromagnetic spectrum. Reading from left to right, the labels shown are gamma ray, A, ultraviolet, visible, infra-red, B, radio.
(a(i))[2]
Add the missing radiation names at A and at B on Fig. 9.1.
(a(ii))[1]
Show which radiation has the lowest frequency. On Fig. 9.1, draw a ring around the radiation.
(b)[2]
State two safety precautions to follow when handling sources that emit gamma radiation.
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “X-rays are between gamma rays and ultraviolet” …