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
flagAzerbaijan
9%
81%
9%
0%
11
flagCanada
16%
76%
6%
0%
30
flagAustralia
19%
76%
0%
3%
26
flagPakistan
18%
72%
9%
0%
11
flagGermany
20%
68%
4%
5%
125
flagIndia
18%
67%
7%
3%
194
flagthe United Kingdom
23%
67%
0%
5%
102
flagPoland
24%
66%
5%
2%
11539
flagBelarus
9%
66%
15%
9%
33
flagthe United States
21%
63%
7%
6%
338
flagAustria
26%
63%
10%
0%
19
flagSwitzerland
18%
62%
6%
12%
16
flagthe Philippines
20%
60%
8%
4%
25
flagRepublic of Ireland
30%
60%
0%
10%
10
flagRussia
7%
59%
21%
10%
108
flagUkraine
14%
58%
14%
12%
187
flagGreece
37%
58%
4%
0%
24
flagKazakhstan
9%
50%
22%
13%
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