Quantum Mechanics Review

Which of the following elements is the smallest?

We can not observe the De Broglie wavelength of everyday objects due to these wavelengths being too long.

When electrons act like a wave in an atom, they carry a

What is the De Broglie Wavelength of a 50Kg person who is traveling at 4 m/s?

Quantum Physics applies to

Which of the following elements is the largest?

If electrons are shot one by one through two slits, how many lines will be produced on a screen?

A metal starts to produce photoelectrons at blue light. Select the following that will produce the most photoelectrons.

When measuring one quantity of a quantum object, we lose information on other aspects of the object, this idea is called

If a beam of electrons are shot through two slits, how many lines will be produced on a screen?

Einstein's relativity helps to desrcibe

If a beam of electrons are shot through a single slit, how many lines will be produced on a screen?

Select all of the following that are properties/phenomena of waves.

Quantum theory states that all things have both a particle and wave nature.

A metal starts to produce photoelectrons at blue light. Select all the following that will produce photoelectrons.

Newtonian Physics applies to

The quanta of light is the

Waves can be in multiple places at multiple times.

If a green and red laser have the same energy in their beams, which beam will have more photons?

The double slit experiment supports the idea that electrons can act as waves.

If a green and red laser have the same number of photons in their beams, which will have the greater energy?

Which of the following always give consistent outcomes?

The idea that by simply measuring or observing an object can change its behavior is called the

If one or both slits are monitored closely, how many lines will be produced on the screen?

Which of these photons will have the highest energy?

Which of these photons will have the lowest energy?

Calculate the energy of a photon with a frequency of 4 x 10⁵ hz.

A metal starts to produce photoelectrons at blue light. Which of the following will produce the fastest photoelectrons?

The idea that an object can be in 2 different, equally possible states at the same time is called.

Which of these support the particle nature of light?

Which of the following does the word "quantum" describe?

Calculate the frequncy of a photon with a energy of of 3.55 x 10^-27 hz.

Matter can share the same space with other matter.

Select all of the following that are properties/phenomena of particles.

The quanta of charge is the