Which of the following has the longest wavelength, assuming that ...

[pragya sharda]

Which of the following has the longest wavelength, assuming that they all have the same speed?
 
  A) electron
  B) helium atom
  C) baseball
  D) water molecule
  E) None of these objects have wavelengths of any kind.

Question 2

One difference between electrons and photons is
 
  A) electrons are a form of matter but photons are a form of radiation.
  B) electrons are particles while photons are waves.
  C) Both of the above.
  D) photons obey quantum theory, while electrons obey Newtonian physics.
  E) All of the above.

[Jmfn03]

Answer to Question 1

A

Answer to Question 2

A

[pragya sharda]

TY

[Jmfn03]

You're welcome