Download Nuclear Fission and Fusion

Nuclear Fission and Fusion
Nuclear Fission occurs when a large nucleus is impacted by a neutron and
splits the nucleus into two or more smaller nuclei.
Instructions: In the diagram below, label neutron, neutrons, Uranium-235, and
fission products.
A
B
D
D
C
A) _____________________
B) _____________________
C) _____________________
D) _____________________
Nuclear Fusion occurs when two smaller nuclei collide with a large amount
of energy to form a single large nucleus.
Instructions: In the diagram below, label neutron, Helium, Hydrogen-2, and
Hydrogen-3.
A
C
B
D
A) _____________________
B) _____________________
C) _____________________
D) _____________________
Difference Between Nuclear Fission and Nuclear Fusion
Fission
Fusion
Nuclear Fission and Fusion – Questions
Instructions: Identify the following descriptions as either fusion or fission
1. Requires at least two smaller atoms to occurs.
______________
2. The splitting of a large nucleus into smaller nuclei.
______________
3. Usually occurs with light elements.
______________
4. Uranium-235 is struck by a neutron releasing energy. ______________
5. Usually starts with a heavy element.
______________
6. Releases the most energy of the nuclear reactions.
______________
7. Often leads to a chain reaction effect.
______________
8. Requires at least one heavy nucleus to start.
______________
9. The source of energy in stars like the sun.
______________
10. Splits the nucleus into two or more smaller nuclei.
______________