Difficulty level:
Difficulty:
B2-C2
Theme:
Science
Date:
2025-11-11
Click on an empty cell for your first clue.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
ACROSS
1
fuel (to power an engine)
8
battery (electric)
9
analysis
11
bubble
12
to recharge, to charge up (=to add energy; e.g., to an electric battery)
16
to poison
18
tin (metal, element)
19
fluorine
20
foam
21
fertilizer (for soil, land)
DOWN
1
carbon (element)
2
magnet
3
steam, vapour
4
alloy
5
calcium
6
gas (state of matter)
7
hypothesis
10
aluminium, aluminum
13
to inflate (=to fill with gas or air)
14
caffeine
15
sulfur, sulphur
17
wall socket, power outlet
ACROSS
1
fuel (to power an engine)
8
battery (electric)
9
analysis
11
bubble
12
to recharge, to charge up (=to add energy; e.g., to an electric battery)
16
to poison
18
tin (metal, element)
19
fluorine
20
foam
21
fertilizer (for soil, land)
DOWN
1
carbon (element)
2
magnet
3
steam, vapour
4
alloy
5
calcium
6
gas (state of matter)
7
hypothesis
10
aluminium, aluminum
13
to inflate (=to fill with gas or air)
14
caffeine
15
sulfur, sulphur
17
wall socket, power outlet