Year 9 Crossword
Across
- 5. The movement around a pivot
- 10. How certain characteristics are selected
- 12. These are in group one of the periodic table
- 13. The force of particles hitting the surface
- 14. How close particles are in a substance
- 16. These are group 7 in the periodic table.
- 18. This is group eight in the periodic table.
Down
- 1. The scientist who went to the Galapagos
- 2. The number of protons and neutrons
- 3. The amount of protons and electrons
- 4. Contains lots of pieces of DNA
- 6. Particles have a lot of energy and move randomly
- 7. A table displaying all of the elements
- 8. A section of DNA which codes for a characteristic
- 9. Contains the code for our characteristics
- 11. How an organism changes due to natural selection
- 15. A change in an organisms DNA
- 17. Contains many chromosomes