Electricity 1
Is human body a conductor or an insulator?
Conductor.
Is silver an insulator?
No, it is a conductor.
Insulators.
Objects with opposite charges ______.
Attract.
Objects with like charges ______.
Repel.
The more electrons that flow in the wire the (STRONGER/WEAKER) the current.
Stronger.
If an object has 5 electrons and 5 protons the object is _______ _______.
Electrically Neutral
If an object has 1 electrons and 5 protons the object is _______ _______.
Positively charged.
If an object has 5 electrons and 2 protons the object is _______ _______.
Negatively charged.
Which part of the atom moves from one atom to the other?
Electrons
An electric circuit must be _____ for electricity to flow.
Closed.
A light bulb acts as a _______ in an electric circuit.
Device
When an object loses electrons it becomes _____.
Positively charged
When an object gains electrons it becomes __________ _________.
Negatively charged.
A battery is an ____ _____ in an electrical circuit.
Energy source.