The urinary bladder is a hollow organ, which means it has empty space inside that can expand to store urine.
Solid pool noodles are generally better as they are more durable and provide better buoyancy support compared to hollow pool noodles. Solid pool noodles also tend to last longer and are less likely to lose their shape or deflate over time.
Because they are easier to make and adequately strong. There is no point making them solid.
No, mountains are not hollow. They are composed of solid rock and earth materials, typically formed through tectonic processes like plate movements, volcanic activity, or erosion. While some mountains may have small caves or tunnels within them, they are not hollow throughout.
No, it's not. It's 825 feet high solid granite.
what is the difference between solid and hollow?
hollow
hollow
Hollow
Solid
hollow
are hedgehogs spikes hollow
solid.
solid
Hollow dude, its part of your intestines, think about it...
No Mount Everest is solid rock and not hollow
A solid ball rolls faster than a hollow ball.