Difficulty level:
Difficulty:
B2-C2
Theme:
Science
Date:
2025-02-27
Click on an empty cell for your first clue.
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15
ACROSS
1
helium
7
platinum
8
chlorine
9
to poison
10
endangered species 2 words
12
battery (electric)
13
atom
14
sodium
15
molecule
DOWN
1
hypothesis
2
fluorine
3
speed of light 3 words
4
patent (of a new invention)
5
to experiment
6
atomic nucleus 2 words
11
potassium
12
bubble
ACROSS
1
helium
7
platinum
8
chlorine
9
to poison
10
endangered species 2 words
12
battery (electric)
13
atom
14
sodium
15
molecule
DOWN
1
hypothesis
2
fluorine
3
speed of light 3 words
4
patent (of a new invention)
5
to experiment
6
atomic nucleus 2 words
11
potassium
12
bubble