EXAM REVIEW - Electricity

Electrical charge build up in one area of a substance

• A storm cloud
• Electric Force
• Static electricity
• Unlike charges

Objects that LOSE electrons will have...

• Positive charge
• insulators
• No charge
• Negative charge

Objects that GAIN electrons will have...

• Negative charges
• Neutral charges
• Like charges
• Positive charges

Electrons have:

• Negative charges
• Neutral charges
• Positive charges
• No charge

Protons have:

• Negative charges
• No charge
• Positive charges
• Neutral charges

Symbol for electrons

• -
• +
• 0
• None of these choices

Symbol for protons

• +
• -
• None of these choices
• 0

Non metal substance that does not allow electrons to flow

• Metal
• Electrons
• Insulating material
• Conductive material

A material that conducts heat or electricity well

• Insulator
• Conductor
• Insulating material
• Rubber

They are the same force so they will REPEL one another

• Like charges
• + and - charges
• Unlike charges
• - and 0 charges