Across
- 2. many kinds of substance that are good for our health, usually discover in stones.
- 6. the capacity of acting or being active
- 8. neutral compounds of carbon, hydrogen, and oxygen, such as sugar.
- 11. a kind of food that suitable for a person
- 13. B are water-soluble. The time of retention in the body is only a few hours. It must be supplemented every day. It can be obtained from the liver, kidney, and heart of animal.
- 14. (fat) a kind of fat usually discovered in fish and seafood, this kind of fat is good for our health.
- 16. chemical reactions helps to maintain our life.
- 18. A unit that is equal to the amount of heat produced when the food is oxidized.
- 19. a silver-white soft waxy ductile element of the alkali metal group
- 20. having particles that easily move and change their relative position without a separation of the mass
Down
- 1. ( fat ) a kind of fat usually discovered in pork and cream, this kind of fat is bad for our health.
- 3. Something from food that is benefit for you, it could help you grow up.
- 4. a metal element helps muscle function and bone growth.
- 5. (fat) a kind of fat that can make food taste soft and can also cause heart disease.
- 7. complex substances that contain the elements carbon, hydrogen, nitrogen, oxygen, usually sulfur, and occasionally other elements
- 9. provide a choice
- 10. Substances (such as fat) that can melt in nonpolar organic solvents can dissolve
- 12. All kinds of organic substances are essential to the nutrition of most animals and some plants.
- 15. a silver-white divalent metallic element of the alkaline-earth group
- 17. A thread or structure or object similar to a thread.