Skip to content
Back to quiz
6. Complete this: The narrower the gap, the ____
- more the waves spread out
- longer the waves
- less the waves spread out
- shorter the waves
7. A musical note with a high frequency sounds ______ than one with a low frequency
- quieter
- louder
- higher
- lower
8. How does the red shitf support the theory of the Big Bang?
- Shows us the universe is moving away (so it's expanding)
- i'm not sure
- shows us the universe is moving in, meaning it's getting smaller
- Shows us that the colour red in the universe is shifting
9. Ultra Violet can:
- Harm the eyes and skin
- cause blindness
- Cause cancer
- Internal tissue heating
10. Which one of the following types of electromagnetic wave is used to carry information between masts in a mobile phone network?
- ---
- light
- Radio
- microwave
11. Which waveband has the shorter range?
12. Which waveband carries more information?
13. What is the red shift?
- It happens when an object moves away from you
- It happens when an object moves closer to you
- its when the colour red shifts
- it's when sound stops
14. which of the following gives a use of gamma rays?
- to see objects
- to kill cancer cells
- to communicate with satellites
- to protect us
15. A noise of a small amplitude sounds _____ than one with a large amplitude
- higher
- lower
- quieter
- louder
16. Micro-waves can:
- Cause internal tissue heating
- cause cancer
- cause blindness
- damage skin cells and cause burns
17. What direction is the blue shift?
18. Visible light can:
- Cause blindness
- damage skin cells and cause burns
- internal tissue heating
- cause cancer
19. How do you work out wavelength?
- Speed / frequency (divided)
- Speed X frequency
- Speed - frequency
- Speed + frequency
20. What direction is the red shift?