Expert Science Crossword
Puzzle #20 • 19×19 grid
9
12
8
1
9
12
8
9
12
7
8
9
7
8
9
2
7
8
7
8
3
10
10
4
10
11
10
11
5
11
6
Across
1.Celestial body orbiting a star
2.Slow moving ice mass
3.Preserved ancient remains
4.Vibration traveling through air
5.Capacity to do work
6.Basic unit of life
Down
7.Luminous celestial object
8.Gas we breathe
9.H2O liquid
10.Smallest unit of matter
11.Genetic blueprint molecule
12.Our solar system's star