New posts in Density

Why does air pressure decrease with altitude?

Will a plastic feel less heavy when I put it in a bucket of water and carry it?

Mass-density functions: how is there mass-density at points?

Hubble tension and density parameter

Would a helium-filled football/soccer ball actually fly farther than a normal ball?

What is the probability of a photon being emitted by the sun actually being absorbed by matter in the visible universe?

Why does the speed of sound decrease at high altitudes although the air density decreases?

Is there anything in the universe that cannot be compressed?

How is water heavier than petrol, even though its molecular weight is less than petrol?

Why does a helium balloon rise?