2. The splitting of a more massive nucleus of an atom into 2 smaller nuclei, subatomic particles and energy (radiation) The splitting of a more massive nucleus of an atom into 2 smaller nuclei, subatomic particles and energy (radiation)

3. Massive nucleus 2 smaller nuclei Subatomic particles Energy

4. n + U  Kr + Ba + 3 n + energy 235 92 141 56 1 0 92 36 1 0 n + U  ____ + Ba + 3 n + energy 235 92 141 56 1 0 ___ 1 0

8. The joining (fusing) of 2 smaller, lower mass nuclei together, to make 1 more massive nucleus, and give off energy and subatomic particles too. The joining (fusing) of 2 smaller, lower mass nuclei together, to make 1 more massive nucleus, and give off energy and subatomic particles too.

9. Small Atom Massive Atom Particles given off

11. H+ H  He + n + energy 3 1 1 0 4 2 2 1 3 n + Kr + Ba  ____ + energy 92 36 141 56 ___ 1 0

14. http://www.youtube.com/watch?v=If2AHeBRCk8 http://www.youtube.com/watch?v=sSi-zSeS0_Y

16. Read over pages 312-315 Do Reading Check Questions #1-5 on page 315 Read over Page 316 Do the Practice Problems on Page 317 Answer this Question: 1) Explain in 1 paragraph how CANDU Reactors work (see page 319) Do Check Your Understanding Page 325 #1,2,3,4,6,7,8,9,10