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When do two objects repel?
Two objects with the same charge repel each other.
What part of the atom is not inside the nucleous?
ELECTRONS
Is solid water insulator or conductor?
CONDUCTOR
NAME 5 CONDUCTORS
Metal, copper, iron, steel, water, aluminium, etc..
NAME 5 INSULATORS
Plastic, wood, glass, rubber, ceramic, fabric, wool, etc...
What type of charge has the protons got?
POSITIVE
What type of charge has the electrons got?
NEGATIVE
Which part of a circuit conducts energy?
wires
Neutrons have negative electric charge. True or false?
False
Is a battery a power source? True or false?
True
What is the mission of the power source (battery)?
The power source (battery) creates an electric current flows when the poles are connected through a conductor.
A switch opens or closes a circuit. True or false?
TRUE
What are the parts of an atom?
Protons, neutrons and electrons
What parts has got an electrical circuit?
Power source, switch, wires and load
When do two objects attract?
Two objects oppositely charged attract each other.
What is a conductor?
A conductor is a material through which an electric charge can move easily.
