questionedithistorytranslations

Why is the ozone hole dangerous?

it speeds up the global warming
it increases UV radiation
it depletes the oxygen (O2)
it disturbs Earth's magnetic field
In the ozone layer, ozone molecules absorb UV-B and UV-C radiation - short wavelength forms of ultraviolet that can disrupt organic molecules, producing cancerous changes in living cells.
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Answers by country

it speeds up the global warming
it increases UV radiation
it depletes the oxygen (O2)
it disturbs Earth's magnetic field
answers
flagAustralia
15%
82%
0%
2%
39
flagAustria
16%
78%
4%
0%
42
flagPakistan
16%
72%
5%
5%
18
flagCanada
16%
71%
11%
0%
42
flagRepublic of Ireland
25%
70%
0%
4%
24
flagGermany
19%
67%
5%
5%
277
flagBelarus
12%
67%
12%
8%
49
flagPoland
24%
66%
4%
3%
12717
flagIndia
17%
66%
7%
4%
246
flagColombia
11%
66%
5%
11%
18
flagthe United Kingdom
27%
64%
2%
4%
146
flagthe United States
19%
63%
7%
6%
433
flagSwitzerland
18%
63%
9%
9%
22
flagUkraine
16%
60%
13%
9%
272
flagthe Philippines
23%
60%
6%
3%
30
flagRussia
7%
58%
19%
11%
203
flagGreece
38%
57%
3%
0%
26
flagKazakhstan
5%
54%
25%
11%
35
flagKG
31%
40%
13%
9%
22
flagUnknown
37%
37%
25%
0%
16

In which layer of the atmosphere the aurora is created?

In the Troposphere
In the Stratosphere
In the mesosphere
In the Thermosphere

The bright circle around the Sun seen in the picture is known as a halo. What causes it?

refraction of light in ice crystals
refraction in the lens of the eye or lens
refraction of light in water drops
reflections from the water surface

What, excluding water vapour, do night shining clouds consist?

micrometeors' remains
rocket engines' exhaust gases
volcanic dust
all of above

The Australian Gibson Desert is named after Alfred Gibson. Who was he?

a man who got lost in the desert
the first president of Australia
the explorer that first crossed Australia
a famous Australian poet