What is the charge on the electron?
Negative
Neutral
Positive
During the process of charging by friction, which particle is transferred?
Protons
Neutrons
Electrons
What charge will a duster have if it has lost electrons?
Positively charged
Uncharged
Negatively charged
A negative charge will do what to another negative charge?
Nothing
Repel
Attract
What force is there between a positively charged object and a negatively charged object?
Attraction
No force acts
Repulsion
Why does a Van de Graaff generator make a person's hair stand on end?
Each strand of hair picks up a different charge and repels each other
Each strand of hair picks up the same charge and repels each other
Each strand of hair picks up a different charge and attracts each other
How can a dangerous spark discharge be prevented?
Earthing with a conductor
Earthing with an insulator
Wearing rubber boots
What does an arrow on an electric field diagram show?
Which way a neutral particle would be pushed
Which way a positive charge would be pushed
Which way an electron would be pushed
How is an electric field different if the field lines are closer together?
Field is unchanged
Field is stronger
Field is weaker
Why are insecticide spray droplets given a charge?
So they attract each other and clump together
So they remain in the atmosphere for a long time
So the droplets spread out evenly and fall quickly to the ground