I'm not sure if you needed a translation or an answer but i'll give both:)
"Why is it that in some countries it is day while in others it is night"
because at different times of the day the sun hits different areas of the earth. I hope this helps!
porque en diferentes momentos del día el sol golpea diferentes áreas de la tierra. ¡Espero que esto ayude
Answer:
chloroplast is the answer
The reason that might cause a reaction that originally proceeds through the path of X to change and proceed through the path Y is the addition of a catalyst.
<h3>What is a catalyst?</h3>
A catalyst is a substance that provides an alternative path for reaction. This implies that the energy tat s required to surmount the energy hump as the reactants are converted into products have been reduced. This can be seen in the fact that the energy hump between the reactants and the products in Y is lower than that in X
Thus, we could say that the reason that might cause a reaction that originally proceeds through the path of X to change and proceed through the path Y is the addition of a catalyst. The catalyst lowers the activation energy of the reaction.
Learn more about catalyst:brainly.com/question/12260131
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You've answered it yourself: its called the crust.
Lignite. It’s a formation of coal.