South Metropolitan Scouts
1 Carrington Avenue
Hurstville. NSW. 2220
Tel: 02 9570 4525
Fax: 02 9580 6286
Email: office@southmetscouts.com
Web: www.southmetscouts.com
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JOEY SCOUT SECTION - MEETING PROGRAM SHEET |
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Date:13/10/04 Sub Theme: Italy Meeting Type: Basic Leader: Terri |
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Time |
Methods of Learning |
Activity Description |
Equipment required |
Leader |
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6.00 |
Ceremony |
Opening Parade |
Flag |
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BASE 1 |
Experiment |
Bottled Heat
Casting the Spell
- Wash all of the soap out of the steel wool. Set aside and let the steel wool dry.
- Place the thermometer inside the jar and close the lid. Wait 5 minutes. Note the temperature.
- Soak the steel wool in the vinegar for 2 minutes.
- Ring out any excess vinegar from the steel wool.
- Place the vinegar soaked steel wool inside the jar with the thermometer. Wait another 5 minutes. Note the temperature.
- What happens?
The Science Behind the Spell:
- Vinegar removes the protective coating of the iron in the steel wool, allowing the iron to rust.
- Rust is the combination of iron with oxygen.
- The process of rusting is an exothermic reaction. It gives off heat energy. (An endothermic reaction means absorption of heat).
- The heat energy from the rusting process increased the temperature.
Voila. Bottled heat! |
 canning jar with a lid
thermometer
steel wool
vinegar
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BASE 2 |
Experiment |
Colliding Coins
Casting the Spell
- Make a stack of 5 coins.
- Place another coin on the table close to the stack.
- Use your fingers to flick the coin at the bottom of the stack. (You may have to try this a few times).
- Watch what happens to the bottom coin of the stack when the flicked coin hits it.
The Science Behind the Spell:
- TheLaw of Inertia states that an object at rest will stay at rest -- in other words, the object won't move if it's not moving already.
- The stack of coins was at rest.
- The flicked coin was full of energy. (The flicked coin was moving).
- The energy of the flicked coin was transferred to the stack and the bottom penny began to move.
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 stack of 10 to 15 identical coins |
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| Cover Shot |
| Port Hacking Scouts at the Australian Jamboree 2007.
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