static electricity done by: shawn ting

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static electricity done by: shawn ting 作者: Mind Map: static electricity done by: shawn ting

1. Only electrons move in solid. (electric current)

2. producing a charge.

2.1. by friction

2.2. by a high voltage

3. laws

3.1. unlike charges attract to each other.

3.2. like charges repel.

3.3. charged objects attract neutral objects.

4. uses

4.1. spray paint

4.2. photocopier

5. type of charge

5.1. neutral (neutrons)

5.2. positive (protons)

5.3. negative (electrons)

6. danger

6.1. starting a spark while a truck transports petrol to one place to another.

6.2. Sparks and fire.