science
Across
- 1. what is the space inside something
- 4. the outside
- 6. 2 things combined to form one thing
- 9. speed and direction
- 12. how something feels when touched
- 14. when a sound waves get bunched up
- 16. when something spins
- 17. the inside
- 18. how much thermal energy is present
- 21. the top of a magnet
- 22. its atoms are compact
- 24. when there is energy that uses fuel
- 25. its atoms are loose
- 27. things mixed together
- 28. the sun and all the planets
- 29. what makes orbit possibal
- 30. space
- 33. its atoms are very loose
- 34. a huge ball of land
- 38. unit for work
- 41. the rate of change in velocity
- 42. opposites have the same reactions
Down
- 2. the 4th planet to the sun
- 3. the building blocks of life
- 5. the powerhouse of the cell
- 7. when something is in motion
- 8. mass and acceleration
- 10. plants cells have but human dont
- 11. something that attracts metal
- 13. things that rotate
- 15. the distance an object travels in a time
- 19. the brain of a cell
- 20. unit for force
- 23. how something smells
- 26. when something has the potential to move
- 29. rays used for cancer
- 31. when a sound wave gets stretched out
- 32. the 3 planet from the sun
- 35. things that are balanced
- 36. how much is in something
- 37. the first planet to the sun
- 39. what does a sponge do to water
- 40. inertia