Attempt 3 of 2 SECTION 10F1
QUE
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Which of the following will stay constant, no matter if the substance is in the solid, liquid, or gas state?
volume
shape
temperature
mass

mass.

Explanation:

other physical factors are changeable but the mass of a particular substance is always constant.

the answer is 3.1 his answer is wrong mines is right

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.