100 POINTS!!! PLEASE HELP!
1. If the uncertainty of the magnitude of momentum approaches zero, the uncertainty in the location ____.
goes to infinity
is undefined
goes to zero
remains constant
2. What is the de Broglie wavelength of a 1.22 kg discus moving at a speed of 12 m/s? (h = 6.626 x 10-34 J·s)
5.68 x 10-35 m
4.53 x 10-35 m
5.53 x 10-35 m
3.42 x 10-35 m
3. Which of the following are true? Select all that apply.
Light exhibits wave characteristics when interacting with solid matter.
All matter exhibits both wave and particle characteristics.
Light exhibits particle characteristics when interacting with solid matter.
All matter has a specific de Broglie wavelength.
4. With what speed would a particle with a mass of 1.05 x 10-17 kg have to move if it had a de Broglie wavelength of 3.78 x 10-25 m?
2.03 x 108 m/s
3.94 x 108 m/s
1.68 x 108 m/s
6.31 x 108 m/s
5. Which of these scientists is most known for their postulate that all matter can exhibit wave-like behavior?
De Broglie
Einstein
Young
Planck
TROLLS AND POINT FARMING WILL BE REPORTED!!!!
