electricity and designing solutions

The charges in the picture will ____with each other.

• attract

• repel

• make no action

• n

A positive charge and a negative charge will ___ with each other.

• attract

• repel

• do nothing

The____ is the building up of negative charges in an object.

• electric current

• circuit

• static electricity

which material is best to choose for charging a balloon with negative charges?

• cotton

• glass

• wool

After charging a balloon with wool the charges will be ___.

• balanced

• Unbalanced

• equal

The source of the energy in a circuit is ___.

• wires

• load

• outlet (battery)

the___ is a part that connects all other parts in a circuit.

• wire

• load

• outlet

which of these doesn't need electric current to work?

• 
• 
• 
• 

A type of electricity needed to turn on the light .

• water

• electric current

• static electricity

• s

The property of matter that causes electricity is called ____.

• color

• electrical charge

• shape