9. a fourth-grader in the united states
does an experiment in her science class.
at the same time, a fourth grader in china
is asleep. why is it daytime in the united
states while it is nighttime in china?
a earth's rotation
® earth’s revolution
© the moon's revolution
a d earth's path as it orbits the sun

answer;

c. a tree whose roots are surrounded by wet sand.

explanation;

water stress is an important factor limiting the growth and productivity of forests.water stress is the most often cited cause of poor survival and growth of woody landscape plants.

-insufficient soil moisture is the most common form of water stress, but excess moisture that leads to poor soil aeration (hypoxia) can also result in reduced plant vitality. a tree whose roots are surrounded by wet sand would be least likely to experience water stress.

answer australia and antarctica;

answer; blending inheritnace;