⦁ Indiquer si les phrases suivantes sont justes ou fausses et corriger ces dernières : ⦁ On trouve des dorsales océaniques au niveau des zones de rapprochement des plaques :

⦁ Les limites des plaques ne coïncident pas toujours avec celles d’un continent :…………………………………………………………………………………………

………..……………………………………………………………………………… …………………

⦁ La subduction correspond à la rencontre de deux plaques continentales :……………………………………………………………………………………

i believe the answer would be:

d. violin, clarinet, french horn, and tuba

answer;

d. are made mostly of liquid

explanation;

-the general   composition and structure planets includes; they have a thick gas and liquid layer covering a small,solid core. mostly the gases are hydrogen and helium atmosphere and layers of liquid hydrogen. for instance neptune and uranus are examples of the outer planets, they have a core covered by ice and ammonia.

-neptune's atmosphere is hydrogen and helium with a bit of methane so there is no oxygen to breath and the interior is made up of frozen water and ammonia with a rock and iron core. thus, there is no liquid water or solid surface to survive.