Static Electricity

If a substance has a higher number of electrons than protons on its surface, what type of charge does it have?

• A positive charge.

• A negative charge.

• A neutral charge.

• No charge at all.

The accumulation of excess electric charge on an object is called

• Static Electricity

• Electric Discharge

• Resistance

• Current Electricity

Materials that allow electrical charges to flow easily through them are called __________.

• Currents

• Insulators

• Conductors

• Semiconductors

An object becomes positively charged by

• losing protons

• gaining electrons

• losing electrons

• gaining protons

Tags

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A positively-charged and a negatively-charged object will...

• Attract

• Repel

• Do nothing

Tags

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Electricity does not flow well through insulators. A good example of an insulator is _________________.

• Metal

• Silicon

• Carbon

• Rubber

What charge does an electron have?

• Negative (-)

• Neutral or no charge (0)

• Positive (+)

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What charge does a proton have?

• Negative (-)

• Neutral or no charge (0)

• Positive (+)

An object becomes negatively charged by

• losing protons

• gaining electrons

• losing electrons

• gaining protons

Electricity flows well through conductors. A good example of a conductor is ___________________.

• Rubber

• Wool

• Metal

• Glass