Why do we use das with Mädchen?
Aren’t we supposed to use “die” since it is feminine?

a) because it ends in 'chen',

b) because nouns ending in 'chen' don't change in the plural.

Explanation:

Mädchen is neuter

Explanation: For girls, the word Mädchen is still neuter because it ends in "chen" and because nouns ending in "chen" don't change in the plural. By saying das Mädchen, we understand it's one girl, where die Mädchen is more than one.

answer:

because the gravitational attraction of our sun for the earth is the centripetal force causing the earth's circular motion around the sun, we can use netwon's law of universal gravitation to find the mass of the sun without ever actually visiting the sun. this is the same technique you would use to determine the mass of cygnus x-1 with a probe. the earth, orbiting the sun, plays the same role as the probe sent to orbit cygnus x-1.

f(force of gravity) = f(centripetal force)

explanation:

I'm joking.

I am pretty sure he is straight. I mean...I think he has only had a female S.O.