Medicine & Life Sciences
Sand
98%
Ice
86%
Dimethyl Sulfoxide
53%
Water
47%
Meteoroids
44%
Pluto
42%
Shock
41%
anthracene
34%
stearic acid
32%
Firearms
27%
Solar System
26%
Gases
20%
Pressure
15%
Incidence
11%
Physics & Astronomy
hypervelocity impact
100%
organic materials
80%
sands
75%
ice
69%
water
40%
projectiles
18%
shock
15%
Pluto (planet)
14%
light gas guns
14%
impactors
13%
meteorites
13%
organic compounds
12%
anthracene
12%
moon
12%
ejecta
11%
craters
11%
molecules
10%
solar system
10%
delivery
9%
acids
9%
incidence
8%
high speed
7%
Earth & Environmental Sciences
ice
48%
speed
46%
sand
43%
laboratory
37%
Pluto
34%
material
28%
ejecta
28%
impactor
26%
solar system
25%
meteorite
24%
Moon
23%
crater
22%
water
21%
organic compound
21%
acid
14%
gas
12%
Agriculture & Biology
ice
71%
sand
60%
dimethyl sulfoxide
51%
anthracenes
29%
water
29%
organic compounds
25%
stearic acid
24%
gases
17%
incidence
16%