Chemistry of Life
Across
- 3. Which is less dense: solid or liquid water
- 8. Molecules that have an unequal distribution of charges are ______ molecules.
- 9. Substances that "hate" water
- 12. Molecules that have neither positive or negative poles are considered __________ molecules.
- 13. The 6 elements necessary for life are carbon, ________, oxygen, nitrogen, phosphorus, and sulfur
- 16. Koolaid powder is an example of this
- 17. Koolaid is an example of this
- 18. When Koolaid powder is mixed with water in order to make a beverage, water is the _______ in this solution
- 19. Water is considered this because it is very good at dissolving substances (two words)
Down
- 1. Smallest part of an element
- 2. When water is soaked up by a paper towel, this is an example of ______________.
- 4. The bonds in adhesion are _______ than the bonds in cohesion
- 5. Type of bond shared between hydrogen and oxygen atoms in water
- 6. Molecule made of 2 atoms of hydrogen bonded to 1 atom of oxygen
- 7. Because water helps to regulate cell temperatures in organisms, it is said to have a ________ specific heat
- 10. Substances that "love" water
- 11. When water droplets stick to other water droplets, we call this ____________.
- 14. Most basic unit of life
- 15. Anything that has mass and takes up space