sand is a solid why it sand can be poured?

Question

? · Accepted Answer

Sand is lots and lots of little solids (each grain of sand is a solid) 
So if you put that one grain of sand in a container, it won't pour. 
 
It's like saying if you put 100s of balls in a huge container, it will pour if the container is tipped. However it's not a liquid, just lots of little balls.

STEVEN F · Answer

Marbles are solids.  Why can marbles be poured?  It is more accurate to say INDIVIDUAL GRAINS of sand are solids, but not sand as a collection of grains.

? · Answer

For the same reason, sugar, salt and rocks can be poured.

fire4511 · Answer

Each grain of sand is a solid. When you have multiple grains of sand (or something like salt) you can pour it because each grain moves individually (not attached to the other grains) and the multiple grains move freely

? · Answer

grain size

Fingers · Answer

because unlike most solids, sand is quite small individually and only gains its strength and its ability to be poured when you have quite a lot of it. Sand is only considered a solid because of its incompressibility when you have a bunch of it.

sand is a solid why it sand can be poured?

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