Fundamental forces Flashcards
1
Q
What are the 4 fundamental forces?
A
Gravity, electromagnetism, strong nuclear force, weak nuclear force
2
Q
What is gravity?
A
Strength of attraction two objects have depending on their mass and distance
3
Q
What is nuclear fusion?
A
Joining two smaller nucleases
4
Q
What is nuclear fission?
A
Splitting one atom
5
Q
What are the requirements for nuclear fusion?
A
High temps and high pressures
6
Q
Do stars use nuclear fusion or fission to produce their energy?
A
Nuclear fusion
