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P2: Radiation and life

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P2: Radiation and life Self assessment test Question 1 We can see the Ultraviolet part of the electromagnetic spectrum: True False Well done! 2 3 4 5 6 7 8 9 10 11 12 ... – PowerPoint PPT presentation

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Date added: 11 June 2020
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Title: P2: Radiation and life


1
P2 Radiation and life
  • Self assessment test

2
Question 1
  • We can see the Ultraviolet part of the
    electromagnetic spectrum
  • True False

3
Well done!
2
3
4
5
6
7
12
8
9
10
11
End
4
No, sorry
  • You need to revise the electromagnetic spectrum.
  • With this link, please remember that often, the
    electromagnetic spectrum is pictured with the
    high energy waves (e.g. gamma rays) on the right
    hand side.

5
Question 2 which of the people is the most
likely to burn quickest when out on a sunny day?
Click on the correct face.
6
No, sorry
  • You need to revise how UV light can affect our
    skin
  • Click here.

7
Question 3 Benefits of UV light.
  • When the skin absorbs sunlight, it causes the
    body to make more of which vitamin?
  • A
  • B
  • C
  • D

8
No sorry
  • You need to learn about the benefits of UV light
    for health
  • http//en.wikipedia.org/wiki/UltravioletBeneficia
    l_effects

9
Question 4 The atmosphere absorbs, reflects and
transmits radiation. Which of those does this
show?
  • First, click here.
  • Absorb
  • Transmit
  • Reflect

10
No, sorry
  • You need to learn the difference between absorb,
    transmit and reflect.
  • Go to the next page.

11
Transmission
TRANSMISSION
12
Reflection
REFLECTION
13
Absorption
ABSORPTION
14
Question 5 Ozone has a formula of O3. What are
the names of the chemicals that change O3 to
oxygen (O2)?
  • AFCs
  • BFCs
  • CFCs

15
No, sorry
  • Watch this animation to get the correct answer.

16
Question 6 In order for infrared radiation to be
detected, it must be
  • absorbed
  • reflected

17
No sorry..
  • See the animation on page 11 of the following
    link
  • http//lgfl.skoool.co.uk/content/keystage4/physics
    /pc/lessons/uk_ks4_waves_2/h-frame-ie.htm

18
Question 7 Which of the following types of
radiation is ionising?
  • Visible light
  • Infrared
  • Ultraviolet
  • Microwave

19
No, sorry
  • You need to learn about ionising and heating
    radiation, and which types they include. Go to
  • http//www.bbc.co.uk/schools/gcsebitesize/science/
    21c/radiation/electromagneticradiationrev6.shtml

20
Question 8 Which type of radiation do mobile
phones use to communicate with the base station?
  1. Infrared
  2. Microwave
  3. Gamma
  4. Ultraviolet

21
No, sorry
  • Go to
  • http//www.bbc.co.uk/schools/gcsebitesize/science/
    21c/radiation/hazardsradiationrev3.shtml

22
Question 9 Is microwave radiation ionising?
  1. Yes
  2. No

23
No, sorry.
  • You need to learn which types of radiation are
    ionising.
  • Go to
  • http//www.bbc.co.uk/schools/gcsebitesize/science/
    21c/radiation/electromagneticradiationrev6.shtml

24
Question 10 Are x-rays ionising?
  1. Yes
  2. No

25
No, sorry
  • Go to
  • http//www.bbc.co.uk/schools/gcsebitesize/science/
    21c/radiation/electromagneticradiationrev6.shtml

26
Question 11 If we didnt have an atmosphere,
what would happen to the temperatures of our
planet?
  1. They would get hotter
  2. They would get colder
  3. They would fluctuate to greater extremes

27
No, sorry
  • To get the correct answer, compare it to Mars,
    which doesnt have an atmosphere like ours (click
    on the solar system button)
  • http//www.scienceyear.com/planet10/solar_preload.
    html

28
Question 12 Which of these three things does not
increase the CO2 levels in our atmosphere?
  • Driving cars that use fossil fuels
  • Factories
  • Photosynthesis
  • Respiration

29
No, sorry
  • You need to learn about the carbon cycle.
  • Please go to
  • http//www.biology.ualberta.ca/facilities/multimed
    ia/uploads/alberta/CarbonCycle.html

30
Well done!
  • If you got them all right first time, thats
    great!
  • Otherwise, please click on this button to take
    the test again, but this time try to get them all
    right, now youve done some revision.
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