The motion of charged particles causes electrical effects, small shocks, lightning and sparks. Electrical fields cause forces to act on charged particles.
What is the charge on the electron?
During the process of charging by friction, which particle is transferred?
A duster that has lost electrons is said to be...
A negative charge will do what to another negative charge?
What will a positively charged object brought close to a negatively charged object do?
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?
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