Static electricity

What is static electricity?

• The build up of stationary charges on an object.

• A force which slows down objects

• The flow of charges through metals.

• All of the above

Opposite charges___________

Like charges______________

Which of the following is NOT an example of static electricity?

• Electrons flowing through a metal

• Balloon sticking to a sweater

• Attracting bits of paper with a comb

• Using a charged rod to bend water flowing from a pipe.

Select all that are caused by static discharge or sparks.

• gas station explosion

• lightning

• getting shocked when you touch a door knob after walking across a carpet.

• Your hair standing up after you remove your cap.

For which of the following is static electricity useful?

• To reduce smoke and dust particles in the air coming from factories

• Motors

• Painting a car

• Electric cars

How do you build charges on the surfaces of non-metal objects?

• rubbing them together

• sticking them together

• nothing