Difficulty level:
Difficulty:
B2-C2
Theme:
Science
Date:
2021-09-04
Click on an empty cell for your first clue.
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20
ACROSS
2
platinum
6
battery (electric)
8
to recharge, to charge up (an electric battery)
10
gas (state of matter)
11
solid (not liquid or gas)
13
noble metal 2 words
16
fluoride
17
gender, sex
18
uranium
19
steam, vapour
20
calcium
DOWN
1
nitrogen
3
titanium
4
paradox
5
to melt, to thaw (to become a liquid)
7
pressure (physics)
9
foam
12
theory
14
bubble
15
to freeze (to lower something's temperature)
16
light bulb
17
gene (biology)
ACROSS
2
platinum
6
battery (electric)
8
to recharge, to charge up (an electric battery)
10
gas (state of matter)
11
solid (not liquid or gas)
13
noble metal 2 words
16
fluoride
17
gender, sex
18
uranium
19
steam, vapour
20
calcium
DOWN
1
nitrogen
3
titanium
4
paradox
5
to melt, to thaw (to become a liquid)
7
pressure (physics)
9
foam
12
theory
14
bubble
15
to freeze (to lower something's temperature)
16
light bulb
17
gene (biology)