Refraction, or bending, of light rays as they move from one material to another occurs because light waves - A: travel the same speed through all types of materials
B: travel at different speeds through different materials
C: are interrupted by sound waves as they travel
D: are compressed as they speed up

4. now look at the green lines you created by connecting the three boiling point data points and the three melting point data points. for each of these lines, describe any trends you see. 5. locate the elements on your periodic table that you circled in green on your graph. what term or description would you use to identify these elements with respect to the periodic table? 7. using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers.

Which one of the following represents the reduced forms of the two major electron carriers? nadh and fadh2 nad+ and fadh2 nad+ and fad nadh and fad

The smallest particle of an element that retains its identity in a chemical reaction. true or false