A. What are the two major characteristics that change when air is heated and cooled? (2 points)
B. How do these characteristics change the movement of air? (6 points)
I
C. What is the name of the cycle that develops during these changes? (2 points)
D. Draw a diagram to illustrate this process. (4 points)
E. Why do the changes you described in part B provide an example of a cycle? (4 points)

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation.c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation.d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

What causes eclipses? check all that apply. earth's rotation on its axis moon's shadow covering the sun earth's shadow covering the moon earth's orbit and moon's orbit occasionally aligning the moon and sun's gravity pulling in the same direction

The two tubes contain bromothymol blue. after 24 hours, what will the color of the water be in tube b? a. green (it won't change) b. yellow c. blue d. colorless (clear)