Difficulty level:
Difficulty:
B2-C2
Theme:
Science
Date:
2021-02-21
Click on an empty cell for your first clue.
1
2
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8
9
10
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13
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21
22
ACROSS
3
empirical (based on experience)
8
inventor
10
chlorine
11
gender, sex
12
chromium
15
steam, vapour
17
gene (biology)
18
gas (state of matter)
19
nitrogen
20
theory
21
alloy
22
molecule
DOWN
1
patent (of a new invention)
2
magnesium
4
microscopic (very small)
5
acid (chemistry)
6
fluorine
7
atom
9
to accelerate, to speed up
13
molecule
14
genetics
15
vacuum (region that contains no matter)
16
to freeze (to lower something's temperature)
ACROSS
3
empirical (based on experience)
8
inventor
10
chlorine
11
gender, sex
12
chromium
15
steam, vapour
17
gene (biology)
18
gas (state of matter)
19
nitrogen
20
theory
21
alloy
22
molecule
DOWN
1
patent (of a new invention)
2
magnesium
4
microscopic (very small)
5
acid (chemistry)
6
fluorine
7
atom
9
to accelerate, to speed up
13
molecule
14
genetics
15
vacuum (region that contains no matter)
16
to freeze (to lower something's temperature)