The surprising feature of the double-slit experiment with electrons is
A) when both slits are open, each individual electron impact on the viewing screen is spread out over a wide area.
B) when both slits are open, the impact pattern on the viewing screen is an interference pattern.
C) when one slit is open, the impact pattern on the viewing screen is an interference pattern, but this interference pattern vanishes when both slits are open.
D) the overall pattern formed by many impacts is different each time that the experiment is performed, and is thus entirely unpredictable.
E) when both slits are open, the electrons make precise, tiny impacts on the viewing screen.
B
You might also like to view...
Which of the following is true of quasars?
A) Quasar eruptions became less common as galaxies became more stable. B) Quasars did not exist until about five billion years ago. C) Quasars have comparatively smaller look-back time than most galaxies. D) Quasars eruptions were not common when galaxies were actively forming and colliding.
Radioactivity Basics: During ?+ decay
A. a neutron is transformed to a proton. B. a proton is transformed to a neutron. C. a neutron is ejected from the nucleus. D. a proton is ejected from the nucleus. E. the number of nucleons decreases.
A warm dust cloud in which stars are forming would be best observed with a(n) ________ telescope.
A. gamma-ray B. infrared C. optical (visible light) D. radio
Doubling the distance between two objects halves the gravitational force between them
Indicate whether the statement is true or false