Static Electricity

If an object has the same number of positive and negative charges, its electrical charge is...

• positive
• negative
• neutral or no charge
• opposite

Ms Pippin rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?

• The balloons will repel each other.

• The balloons will attract each other.

• The balloons will become positively (+) charged.

• The balloons will pop.

The difference between attraction and repulsion is that to attract is to pull something closer and repel is to push something away.

• True

• False

Electrical charge built up on the surface of an object is called _________________.

• static electricity
• current electricity
• lightning
• electrons

Walking across a carpet is an example of charge being transferred by

• friction.

• induction.

• contact.

What method of static charging is shown in this picture

• Polarization
• Friction
• Induction
• Conduction

If an object has more positive than negative charges, its electrical charge is...

• positive

• negative

• neutral or no charge

• opposite

Two objects with LIKE static charges will

• attract each other
• even out in the end
• repel each other
• cause a spark

Static electricity is:

• electricity flowing in a wire
• the buildup of electric charges on an object
• when protons move between objects

Which is an example of static dischage?

• a motor
• lightning
• thunder
• insulators