Heisenberg's Uncertainty Principle States That

Multiple Choice

Heisenberg's Uncertainty Principle states that

A) we can never be sure whether a particle is a wave or a particle.
B) the charge on the electron can never be known with absolute accuracy.
C) at times an electron appears to be a particle and at other times it appears to be a photon.
D) all measurements are to some extent inaccurate, no matter how good the instrument used.
E) we cannot in principle know simultaneously the position and momentum of a particle with absolute certainty.