Curriculum
Course: IB Physics HL
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Curriculum

IB Physics HL

Theme A — Space, Time and Motion

0/125 Dr Dabour Hub Science Diagram and Course Material

Theme B — The Particulate Nature of Matter

0/105 Dr Dabour Hub Science Diagram and Course Material

Theme C — Wave Behaviour

0/73 Dr Dabour Hub Science Diagram and Course Material

Theme D — Fields

0/77 Dr Dabour Hub Science Diagram and Course Material

Theme E — Nuclear and Quantum Physics

0/89 Dr Dabour Hub Science Diagram and Course Material

Tools and Inquiry — IB Physics skills

0/43 Dr Dabour Hub Science Diagram and Course Material
Quiz

E.3.8 Applications of Radioactivity – Check yourself

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  • Questions count: 10
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
Which radiation is best suited for a smoke detector?
Beta
Gamma
Alpha
X-ray
2.
Why is a gamma emitter chosen as a medical tracer?
It leaves the body to be detected
It ionises strongly
It has a long half-life
It is deflected by magnets
3.
An old sample has one-eighth of the original C-14 activity. Its age is about...
5 730 y
11 460 y
45 840 y
17 190 y
4.
Which radiation is used to monitor paper thickness?
Alpha
Beta
Gamma
Neutrons
5.
Which is a limitation of carbon-14 dating?
It works for rocks
It needs no assumptions
It uses a very short half-life
It works only for organic matter up to tens of thousands of years old
6.
Why is a short half-life valuable for a diagnostic tracer?
Dose to the patient is limited
It gives alpha radiation
It gives more penetration
It requires no shielding
7.

19N.1A.SL.TZ0.21

19N.1A.SL.TZ0.21

A
B
C
D
8.

20N.1.SL.TZ0.28

20N.1.SL.TZ0.28

A
B
C
D
9.

20N.1A.SL.TZ0.28

20N.1A.SL.TZ0.28

A
B
C
D
10.

19N.1.HL.TZ0.21

19N.1.HL.TZ0.21

A
B
C
D
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Part of Theme E — Nuclear and Quantum Physics — see every lesson and quiz in this unit.
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