A grain is 1/438th of an ounce, or 15.4 grams.
It is as big as the size of one grain of rice.
Depends how big the grain of salt is.
The weight of the bullet. They can range from 25 grain (Small rifles) to over 400 grain for big game.
an amoeba is 0.5 mm as big as a grain of salt
1 kilo
Rice
the size of a grain of rice
one kilogram if it is big ;) lolzz
they are about the size of a grain of sand.
thrue big truck whil the grain is in bags
Corn and wheat are not the same, no. Corn is a big yellow grain that you probably recognize on the cob. Wheat is a small golden grain that you might have seen in a cornucopia at Thanksgiving.
around the size of a grain of rice.