Diameter of a grain of sand = 0.2 mm Volume of a grain of sand = 0.0042 mm^3 Volume of bounding box = 0.008 mm^3 Volume of a 3 minute times = 2 cm^3 = 2000 mm^3 Grains of sand in a 3 min timer = 2,000/0.008 = 250,000 grains Grains of sand in a 1 hour timer = 250,000 x 60 / 3 = 5,000,000
depends on the type and size of the sand.
Smaller particles will be able to fill a gallon container more effectively, leaving less room for air
The type and composition of the sand will determine the density of the sand
That will strongly depend on both the cross-sectional area of the regulating orifice,
and the duration of the time period that the device is designed to delineate.
The answer will depend on the design of the hourglass.
2,000 pounds.
One pound?
69
31
93
12
silica sand is made up of fine grains
sand is crushed up rocks into fine grains but the specific thing that makes glass is the Silicon Dioxide
Sand is not a compound and haven't a molar mass; also different types of sand exist.
it depends on the jar and the size of the sand grains
6.982 million
silica sand is made up of fine grains
sand is crushed up rocks into fine grains but the specific thing that makes glass is the Silicon Dioxide
there are 8 octillion grains of sand in Sahara and there are more rocks then sand in the Sahara.
5,000,000,000
There are over a billion grainsof sand on a beachThere are more stars than grains of sand
An hour glass works by there being sand in one side of a jar and in the middle of the jar the glass is really thin. So once the sand gets to the other side it measures to 30 minutes.
Another name for sand clock is hour glass
Sand is not a compound and haven't a molar mass; also different types of sand exist.
1 US gallon is 128 ounces.
too many to count!
Stars in My Pocket Like Grains of Sand has 368 pages.
500