Which phrase describes air density? increases as altitude increases
O equals mass divided by volume
pushes molecules in one direction
exerts less pressure as it increases

they float because they are less dense than the water itself

something denser than water, like a rock, will sink to the bottom

the answer is d (apex) good luck : ))

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

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