Across
- 3. weakly interacting massive particle of dark matter
- 6. matter composed of atoms with opposite charges
- 8. galaxy that we live in
- 9. basic unit of matter
- 10. there are _____ different states of dark matter
Down
- 1. dark matter is not reactant to _______
- 2. _______ is using a tank of xenon to detect the presence of dark matter
- 4. scientific theory that explains how all mass got here
- 5. hypothesized matter that accounts for 20% of universe
- 7. _______% of universe is dark matter