Electricity: The Van De Graaff Generator

Multiple Choice

Why does a Van de Graaff generator make your hair stand up if you touch the dome?

• electrons gather on the ends of the hair and repel each other

• the hair is repelled by the dome

• the current is trying to flow out of the hair into the air

• the hair is attracted to the surrounding air

Multiple Choice

Why is a Van de Graaff generator so round in shape and not pointy?

• charge distributes dangerously all over the sharp objects but tends to concentrate on the highest point of the dome

• charge distributes equally all over the dome but tends to concentrate dangerously on the tip of sharp objects

Multiple Choice

Why is it called a generator? Because it generates...

• mostly current and charge

• mostly current and voltage

• only voltage

• mostly charge and voltage

Multiple Choice

What do two likes charges do?

• attract each other

• repel each other

• neutralize each other

• must be neutrons

Multiple Choice

What is the name of the particle that is being transferred?

• proton

• positron

• neutron

• electron