A path that electrical current will flow through.

(a)  

To let sound, heat or electricity pass through it.

(a)  

To cover something so that heat, cold or electricity cannot get out.

(a)  

The movement of electricity through a wire.

(a)  

(a)   power comes from source such as wall socket, battery.

Something that comes from the Sun.

(a)  

A unit to measure electrical power.

(a)  

A unit to measure the force of electrical currents & storage in a battery.

(a)  

something different

(a)  

To become less or smaller.

(a)  

The power to do work.

(a)  

Something that stops you from succeeding.

(a)  

When you need something.

(a)  

We (a)   on water to survive.