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WorksheetsNuclear Forces
Total questions: 15
Worksheet time: 1hrs 15mins
Which of these processes describes a nuclear fusion reaction?
A nucleus absorbs energy to produce lighter nuclei.
A nucleus splits to produce energy and lighter nuclei
Two nuclei bind together to produce energy and heavier nuclei.
Two nuclei bind together to produce energy and a lighter nuclei.
Neutrons ......
has positive electric charge with equal magnitude to that of an electron.
has no net electric charge.
has negative electric charge.
orbiting the nucleus.
What kind of force holds the nucleus together?
Strong Nuclear Force
Weak Nuclear Force
Gravitational Force
Electromagnetic Force
True or false: Mass can be converted into energy
true
false
During nuclear fission, a nucleus _________.
grows
divides
shrinks
combines with another
When two smaller nuclei come together, it is called ________.
nuclear fission
nuclear fusion
chain reaction
critical mass
In the Sun, hydrogen atoms fuse together to form _________.
helium
mercury
oxygen
nitrogen
Protons do not repel each other in the nucleus because of the ______.
weak force
electric force
strong force
gravitational force
BONUS: which do you think is stronger, the weak nuclear forces or the electromagnetic force?
weak nuclear
electromagnetic
they're the same
