Topic 6 - Radioactivity - Methods Of Measuring Radioactivity Flashcards
1
Q
What happens to photographic film when it absorbs radiation?
A
The film goes darker as it absorbs radiation, with the initial state being white.
2
Q
What is the purpose of wearing photographic film badges?
A
To check how much radiation exposure individuals have had.
3
Q
What is a Geiger-Muller Tube?
A
A tube that detects radiation.
4
Q
How does a Geiger-Muller Tube indicate the presence of radiation?
A
It transmits an electrical pulse each time it absorbs radiation, producing a clicking sound.
5
Q
What does a higher frequency of clicks from a Geiger-Muller Tube indicate?
A
More radiation is present.
6
Q
Fill in the blank: Photographic film goes _______ when it absorbs radiation.
A
darker
7
Q
True or False: Photographic film is initially black before exposure to radiation.
A
False
