Arrange the following in their correct order of increasing energy: alpha particles, gamma rays and beta particles.

 Arrange the following in their correct order of increasing energy: alpha particles, gamma rays and beta particles.

Solution:

Alpha particles, Beta particles, Gamma rays

Order of increasing energy

----------------------------------------------------->

In terms of penetrating energy

Note: Radioactivity is the emission of radiation by radioactive substances such as uranium, thorium, protonium etc. The radiations are alpha particles, beta particles and gamma rays. It was discovered by the scientist called Henri Becquerel.

QUESTION SOURCE: WAEC 1988 THEORY QUESTION 3 (a)