Across
- 1. ability to do work.
- 5. the science of farming.
- 7. qualities or characteristic from a person.
- 8. anything that takes up space that can be weighed.
- 9. small physical object.
- 11. SI unit for measuring power.
- 14. the lowest part.
- 15. molecule in cells that contain genetic information.
- 16. material which can propagate waves.
- 17. disturbance that transfers energy.
- 18. remains of preserved organisms.
- 19. number of waves passed a certain point.
Down
- 1. change of characteristics in a population.
- 2. solids that move and settle in places.
- 3. highest surface part of a wave.
- 4. change in DNA sequence.
- 6. large area covered by grass.
- 10. distance of a vibrating body.
- 12. series of large waves generated near the ocean.
- 13. amount of people living.