'The unit of length called the angstrom is equal to one 10 billionth of one of these units that's a bit more than a yard'
a meter
IT'S A SMALL WORLD: The unit of length called the angstrom is equal to one 10 billionth of one of these units thats a bit more than a yard
The unit of length called the angstrom is equal to one 10 billionth of one of these units that's a bit more than a yard
The unit of length called the angstrom is equal to one 10 billionth of one of these units that's a bit more than a yard
IT'S A SMALL WORLD
a meter
IT'S A SMALL WORLD