Electrons can be used to investigate atomic nuclei.
Which of the following is not a reason why electrons can be used for such an
investigation?
A Electrons can be accelerated to very high speeds.
B Electrons can have wavelengths similar to the size of atomic nuclei.
C Electrons have negative charge.
D Electrons undergo diffraction.
The only correct answer is C because a positively charged particle could
be used
A is not correct because this is a reason for using electrons
B is not correct because this is a reason for using electrons
D is not correct because this is a reason for using electrons
