Difficulty level:
Difficulty:
B2-C2
Theme:
Science
Date:
2022-03-09
Click on an empty cell for your first clue.
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ACROSS
1
noble metal 2 words
5
atom
6
gender, sex
7
wall socket, outlet
10
to freeze (to lower something's temperature)
12
aluminium, aluminum
16
solid (not liquid or gas)
17
acid (chemistry)
18
to recharge, to charge up (an electric battery)
20
chlorine
21
patent (of a new invention)
DOWN
2
nitrogen
3
light bulb
4
rust
6
selenium
7
titanium
8
microscopic (very small)
9
bubble
11
sodium
13
zinc (metal, element)
14
copper (metal, element)
15
battery (electric)
19
gene (biology)
ACROSS
1
noble metal 2 words
5
atom
6
gender, sex
7
wall socket, outlet
10
to freeze (to lower something's temperature)
12
aluminium, aluminum
16
solid (not liquid or gas)
17
acid (chemistry)
18
to recharge, to charge up (an electric battery)
20
chlorine
21
patent (of a new invention)
DOWN
2
nitrogen
3
light bulb
4
rust
6
selenium
7
titanium
8
microscopic (very small)
9
bubble
11
sodium
13
zinc (metal, element)
14
copper (metal, element)
15
battery (electric)
19
gene (biology)