Answer: Might it be B? Either B or C.
Explanation: I would suggest B since developing country farmers suffer when other countries export cheap foods to them. This creates competition and can hurt the farmers’ source of income, essentially undercutting them. If it isn’t B, it has to be C since I got D wrong :)
Answer:
Emigration decreases the population. the answer is B
Explanation:
If the immigration decreases they have no food they they will die out.
Answer:
More carbon dioxide gas would be found in the atmosphere.
Explanation:
Photosynthesis is a process during which green plants manufacture carbohydrates using inorganic products in the form of water and carbon dioxide. It is represented by the following equation:

<em>Hence, if the number of photosynthetic organisms on the earth decreases drastically, more carbon dioxide (which could have been used up ordinarily) will be found in the atmosphere</em>
Answer:
The ball
Explanation:
because it is the variable that is altered/used during this scientific experiment. It would not be the ramp or distance because the ramp is what's being tested or measured (dependent variable) and the distance is what stays the same (controlled variable).