Question 39
Question 39 of 40
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
5. Nuclear physics
5.2.2. The three types of emission

State, for α-particles, β-particles and γ-radiation: (a) their relative ionising effects (b) their relative penetrating powers

5. Nuclear physics
5.1.1. The atom

Describe how alpha-particle scattering experiments provide evidence for: (a) a very small nucleus surrounded by mostly empty space (b) a nucleus containing most of the mass of the atom (c) a nucleus that is positively charged

5. Nuclear physics
5.2.1. Detection of radioactivity

Describe the detection of alpha particles (α-particles) using a cloud chamber or spark counter and the detection of beta particles (β-particles) (β-particles will be taken to refer to β-) and gamma radiation (γ-radiation) by using a Geiger-Müller tube and counter