Radioactivity - Quiz - gcsescience.com..
Alpha - Beta - Gamma.

1. An alpha particle is

a) The first particle

b) The last particle

c) The only red particle

d) A helium nucleus

 

2. When an alpha particle is emitted, the mass number

a) Gets bigger

b) Gets heavier

c) Goes down by 2

d) Goes down by 4

 

3. A beta particle is

a) A proton

b) A neutron

c) An electron

d) A radion

 

4. A beta particle is emitted from

a) A proton

b) An electron

c) A radion

d) A nucleus

 

5. Gamma rays are

a) Electromagnetic waves

b) Magnetic machines

c) Electric guns

d) Hot lasers

 

6. A gamma ray is

a) More ionising than an alpha particle

b) Less ionising than a beta particle

c) Less penetrating than an alpha particle

d) Less penetrating than a beta particle

 

7. When a gamma ray is emitted, the mass number

a) Gets bigger

b) Gets heavier

c) Gets smaller

d) Stays the same

 

                       
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