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.

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Presentation transcript:

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)

Massive nucleus 2 smaller nuclei Subatomic particles Energy

n + U  Kr + Ba + 3 n + energy n + U  ____ + Ba + 3 n + energy ___ 1 0

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.

Small Atom Massive Atom Particles given off

H+ H  He + n + energy n + Kr + Ba  ____ + energy ___ 1 0

Read over pages 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