Curriculum
Course: Igcse Physics
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Curriculum

Igcse Physics

1. Motion, Forces and Energy

0/161 Dr Dabour Hub Science Diagram and Course Material

2. Thermal Physics

0/75 Dr Dabour Hub Science Diagram and Course Material

3. Waves

0/77 Dr Dabour Hub Science Diagram and Course Material

4. Electricity and Magnetism

0/119 Dr Dabour Hub Science Diagram and Course Material

5. Nuclear Physics

0/39 Dr Dabour Hub Science Diagram and Course Material

6. Space Physics

0/47 Dr Dabour Hub Science Diagram and Course Material
Quiz

3.3.2 Uses of Electromagnetic Waves – Check yourself

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1.
Which wave is used for night-vision cameras?
X-ray
Microwave
Ultraviolet
Infrared
2.
Microwave ovens heat food because the waves are absorbed by
water molecules
the metal walls
fat molecules
air
3.
Which wave is used to inspect for cracks in metal and to image bones?
UV
X-ray
Infrared
Radio
4.
A radar pulse takes 4.0 × 10−5 s to go to a target and back. The distance to the target is
3.0 km
12 km
1.2 × 104 km
6.0 km
5.
Which wave is used to kill cancer cells in radiotherapy?
Gamma rays
Visible light
Infrared
Radio waves
6.
Security marks on banknotes are checked using
radio waves
ultraviolet
microwaves
infrared
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