Which of the following best describes an electron orbital? (electron orbital) a) A circular path in which an electron "orbits” around a nucleus.
b) A location around the nucleus in a sphere where the electron is likely to be located.
c) An elliptical path around the nucleus.
d) The nucleus

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line