There are two nouns. Teacher and ruler are both nouns. teacher and ruler
a piece of paper, and a ruler
metric ruler and balance beam
They are both spelled the same, ruler (king or monarch, or a measuring rod).
cannot be the president is one
that they should have a ruler king or maides
they both discover things and they both are curious
They both have the rights to vote,freedom of speech,and the press. :)
You can be a Chinese citizen and be of a different ethnic group at the same time. Nationality and ethnicity are two different things.
Two things, both lizards and they can both swim.
It depends what they are measuring. A caliper does better with cylinders and things like that. A ruler does better with a flat distance between two marks.
It sees both of them.