Physics

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In quantum theory, what happens if an electron's wave packet is squeezed into a smaller region of ... Started by justinmsk	1 Replies 66 Views	Jul 29, 2018 by smrtceo
Do quantum uncertainties differ in any essential way from the uncertainty in a coin flip, and why or ... Started by jessicacav	1 Replies 66 Views	Jul 29, 2018 by mbcrismon
What happens to an electron's wave packet if an accurate velocity measurement is performed? A) It ... Started by cnetterville	1 Replies 54 Views	Jul 29, 2018 by Awesome
Kepler's idea that planets move in ellipses around the sun is best classified as A) a fact. B) ... Started by Davideckstein7	3 Replies 69 Views	Jul 29, 2018 by nicoleclaire22
What happens to a particle's wave packet when a highly accurate position measurement is performed? ... Started by biggirl4568	1 Replies 84 Views	Jul 29, 2018 by flannelavenger
Kepler was finally able to absolutely prove the truth of his theory of the motion of the planets by ... Started by darbym82	1 Replies 87 Views	Jul 29, 2018 by Dnite
Tycho Brahe's extremely accurate measurements of the planetary positions showed that A) Kepler's ... Started by charchew	1 Replies 123 Views	Jul 29, 2018 by yasmina
If Planck's constant were smaller than it is, would this affect the sizes of atoms? A) No, ... Started by Tirant22	3 Replies 97 Views	Jul 29, 2018 by bigsis44
The temperature of a nice day is about A) 25C. B) 50C. C) 0C. D) 10C. E) ... Started by jilianpiloj	1 Replies 35 Views	Jul 29, 2018 by TheDev123
What aspect of Kepler's theory would have horrified all astronomers before Kepler? A) Kepler's ... Started by ishan	1 Replies 94 Views	Jul 29, 2018 by missalyssa26
A day during which the atmospheric temperature was 40C would be described as A) a hot day. B) ... Started by laurencescou	1 Replies 36 Views	Jul 29, 2018 by Sarahjh
In the electron double-slit experiment with electrons, what happens when a detector is used to ... Started by c0205847	3 Replies 74 Views	Jul 29, 2018 by hollysheppard095
A day during which the atmospheric temperature was 5C would be described as A) a hot day. B) ... Started by darbym82	1 Replies 96 Views	Jul 29, 2018 by amit
In the double-slit experiment with electrons, suppose that the observer uses a detector to determine ... Started by @Brianna17	1 Replies 57 Views	Jul 29, 2018 by adf223
The most characteristic feature of science is A) its precise quantitative observations. B) its ... Started by cdr_15	1 Replies 42 Views	Jul 29, 2018 by ciecieme
Did Tycho's data prove that Kepler' theory was true? A) No, because some of Tycho's observations ... Started by jayhills49	3 Replies 198 Views	Jul 29, 2018 by voltaire123
In one experiment, a photon entered one detector and that detector then indicated the slit through ... Started by bio_gurl	1 Replies 101 Views	Jul 29, 2018 by Chelseyj.hasty
Which of the following experiments demonstrates the fact that the mere act of observation, or ... Started by Alainaaa8	1 Replies 91 Views	Jul 29, 2018 by tdewitt
Of the many different features of the scientific method, one feature is the most important. Without ... Started by Zoey63294	1 Replies 40 Views	Jul 29, 2018 by Ptupou85
The law of heat flow is one form of A) the law of inertia. B) the second law of thermodynamics. ... Started by Themember4	3 Replies 84 Views	Jul 29, 2018 by SeanoH09
Which of the following statements best describes Einstein's contributions and views about quantum ... Started by JGIBBSON	1 Replies 85 Views	Jul 29, 2018 by bassamabas
In one cycle of operation, the thermal energy input to a particular heat engine is 200 joules and ... Started by khang	1 Replies 121 Views	Jul 29, 2018 by DHRUVSHAH
Which statement illustrates the fact that two different theories can both agree with the same set of ... Started by craiczarry	1 Replies 83 Views	Jul 29, 2018 by medine
Which one of the following physicists strongly disagreed with quantum theory, arguing that some of ... Started by leilurhhh	3 Replies 96 Views	Jul 29, 2018 by shailee
If a man says to you that he is absolutely certain of some idea, you can conclude that A) if his ... Started by casperchen82	1 Replies 34 Views	Jul 29, 2018 by SeanoH09