CP 14 Our Star Flashcards
1
Q
TF The sun is on fire
A
F
2
Q
what is gravitational equilibrium
A
Energy supplied by fusion maintains the pressure that balances the inward crush of gravity
3
Q
what is fission
A
Big nucleus splits into smaller
pieces
4
Q
what is fusion
A
Small nuclei stick together to make a bigger one
5
Q
Tf you need high speed for nuclear fusion
A
T
6
Q
how does the sun release energy
A
by fusing four hydrogen nuclei into one helium nucleus
7
Q
A
