Across
- 2. Country that borders both Russia and China
- 3. A type of chemical bond formed when atoms share electrons
- 5. Country that sits across the Strait of Gibraltar from Spain
- 8. The heel bone, the largest bone in the foot
- 10. Country bordering Greece
- 13. Bone in your chest, shaped like a "V"
- 16. Shin bone, the front part of your lower leg
- 17. Country situated between Brazil and Argentina
- 19. A substance that speeds up the rate of a chemical reaction
- 20. Country located north of the United States
- 21. The bone that forms the base of the spine
- 27. Substance that cannot be broken down into simpler substances by chemical means
- 28. System that coordinates and controls bodily functions through electrical signals
- 30. Bone in the lower back, made up of several fused vertebrae
- 31. The jawbone, it moves when you chew
- 33. A chemical reaction in which two or more substances combine to form a new compound
- 35. Forearm bone on the thumb side
- 36. Country separated from the United Kingdom by the English Channel
- 38. A substance that dissolves in a solvent to form a solution
- 40. System responsible for transporting blood, oxygen, and nutrients throughout the body
- 42. Balkan country east of the Adriatic Sea
- 43. Archipelago east of Australia
- 44. Upper arm bone
- 45. Country that lies between India and China
- 47. System that regulates hormone production and controls metabolism
- 48. A substance that decreases the rate of a chemical reaction
- 49. The electrons in the outermost energy level of an atom
- 51. Smallest bone in the body, found in the ear
- 53. The longest bone in the body
- 54. Country that borders Iraq and the Persian Gulf
- 55. Wrist bone on the thumb side
- 56. A measure of the force of gravity on an object
- 57. Bone that makes up the knee cap
Down
- 1. Substance formed by the chemical combination of two or more elements in definite proportions
- 3. The bone that protects your brain
- 4. These highly unreactive gases have a full outer valence shell of electrons
- 6. The law stating that mass cannot be created or destroyed in a chemical reaction
- 7. The shoulder blade, it helps connect the arm to the body
- 9. The ability of a substance to be hammered or rolled into thin sheets
- 11. Country that lies between Sweden and Russia
- 12. Country located between Egypt and Saudi Arabia
- 14. System that filters waste products from the blood and eliminates them from the body
- 15. It connects your shoulder to your chest
- 18. System that provides framework and protection for the body's organs
- 22. The process by which a gas changes into a liquid
- 23. A substance that decreases the concentration of hydrogen ions in a solution
- 24. System responsible for the production of offspring
- 25. Smallest unit of an element
- 26. System that allows for movement and supports the body's structure
- 29. System that facilitates the exchange of oxygen and carbon dioxide in the body
- 32. The center of an atom, composed of protons and neutrons
- 34. Archipelago in the Indian ocean, northeast of Madagascar
- 37. This type of chemical bond is formed when one atom donates an electron to another atom
- 39. System that defends the body against infections and diseases
- 41. A substance that increases the concentration of hydrogen ions in a solution
- 46. System that breaks down food and absorbs nutrients for energy and growth
- 50. System that helps rid the body of toxins and waste materials
- 52. Bones in your fingers and toes