Lightwaves travel from the air into a lens made of glass. their velocity decrease as they enter the glass. how does this effect the frequency and wavelength of the lightwaves?

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

Determine the maximum r-value of the polar equation r =3+3 cos 0