Card 14 / 21: Which of the following is the lightest subatomic particle?
A)
proton
B)
neutron
C)
atom
D)
nucleus
E)
electron
Answer:
E) electron
| Previous Card | ← Previous Card Button |
| Next Card | → Next Card Button |
| Flip Card | Space-Bar |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
