Particle Creation
Stage Cleared
X
You have successfully built up the various particles in this activity from their subatomic components. Next you will place them on the timeline in the position that corresponds to their introduction into the universe.
Next Stage
Congratulations! You have correctly placed all the particles.
OK
Proton
Plasma
Proton
Neutron
Deuterium
Tritium
Helium-3
Helium-4
Timeline
Not to scale
0 seconds
Universe Begins
1 microsecond
Quark Confinement
4 minutes
Nucleosynthesis Ends
1 seconds
Nucleosynthesis Begins
Particle List