What is the charge on the electron?
Negative
Neutral
Positive
During the process of charging by friction, which particle is transferred?
Protons
Neutrons
Electrons
A duster that has lost electrons is said to be...
positively charged
uncharged
negatively charged
A negative charge will do what to another negative charge?
Nothing
Repel
Attract
What will a positively charged object brought close to a negatively charged object do?
Stay still
A Van de Graaff generator makes your hair stand on end because…
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
What is the volume of space around a charged object called?
Electric field
Magnetic field
Gravity field
The arrow on an electric field diagram shows…
which way a neutral particle would be pushed
which way a positive charge would be pushed
which way an electron would be pushed
If the arrows on a field diagram are closer together the…
field is unchanged
field is stronger
field is weaker
If a negative charge is placed in an electric field, in which direction does it feel force?
In the direction of the field lines
At 90° to the field lines
Opposite to the direction of the field lines