Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
6 Cards in this Set
- Front
- Back
|
Describe the strong nuclear force between two nucleons. |
•The S.N.F has a short range. •It is repulsive below 0.5 fm. •It is an attractive force from 3-4 fm. |
|
|
State the nature of an alpha particle. |
An alpha particle consists of two protons and two neutrons. Or a helium nucleus. |
|
|
Define Isotopes |
Isotopes are elements with the same number of protons but different number of neutrons. |
|
|
Describe what happens when a particle and an antiparticle collide. |
•When a particle and an antiparticle collide they annihilate each other and their masses are converted into electromagnetic energy. •Two photons are produced in this process. |
|
|
What is the role of the exchange particles? |
The exchange particles are the force carriers for the four fundamental forces. |
|
|
Gauge bosons |
Exchange particles are referred to as gauge bosons. |
