instruction:
Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.
question:
Fact: When seasons change, weather effects change.
Question: What is changed along with seasons changing?
answer:
weather effects.

question:
Fact: Energy enters ecosystems from the sun.
Question: The sun contributes what to ecosystems?
answer:
energy.

question:
Fact: When something that starts as a small disturbance moving westward off Africa then moves over land, it will decrease in strength.
Question: Where does something that decreases in strength when moving over land start?
answer:
west of Africa.