A guitar string with length 0.80 m resonates at a fundamental frequency of 320 Hz. A person presses on the string so that its effective length is reduced to .65m, but the tension in the string does not change. The fundamental frequency of the .65 m string is most nearly

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?

How did the germans define who was jewish?