1. P1b Physics Revision

2. Draw a diagram to explain what a WAVE is…
Show the Amplitude and Wavelength

3. Visible Light waves
Radio Waves
Gamma waves
X-rays waves
Infrared Waves
Microwaves
Ultra Violet Waves
Put these e/m waves in order from lowest to highest frequency.

4. Speed of a wave
wavelength
Frequency
What equation links these three?

5. Visible Light waves
Radio Waves
Gamma waves
X-rays waves
Infrared Waves
Microwaves
Ultra Violet Waves
Which EM wave is used for satellite communication and mobile phones?

6. Visible Light waves
Radio Waves
Gamma waves
X-rays waves
Infrared Waves
Microwaves
Ultra Violet Waves
Which EM waves are used in fibre optics?

7. Visible Light waves
Radio Waves
Gamma waves
X-rays waves
Infrared Waves
Microwaves
Ultra Violet Waves
Which EM wave is used to image at bones?

8. Visible Light waves
Radio Waves
Gamma waves
X-rays waves
Infrared Waves
Microwaves
Ultra Violet Waves
Which EM wave is used in a sun bed?

9. Draw an example of a digital wave.

10. Draw an example of an analogue wave.

11. What two particles exist in the nucleus of an atom?

12. What is an Isotope?

13. What are the three types of nuclear radiation?

14. Paper Thin metal Thick concrete Which type of radiation is blocked by each one?

15. Polonium has a half-life of 120 days
Polonium has a half-life of 120 days. How long will it take for there to be ¼ left?

16. What does half-life mean?

17. Name two uses for Alpha radiation

18. Draw a basic diagram to explain what happens to the wavelength of sound when a police car is moving towards and away from you.

19. What evidence do we have that the universe started with a big bang?

20. Give one advantage of using a radio-wave telescope.