Electricty and Magnetism Flashcards
1
Q
What is a component?
A
Something that converts energy into another form.
2
Q
3 things an electrical circuit must have?
A
An energy supply, a complete circuit and a component.
3
Q
3 insulators?
A
Glass, rubber, ceramic, plastic, dry wood, fabric.
4
Q
3 conductors?
A
Silver, gold, copper, aluminium, steel.
5
Q
What is a resistor?
A
Component that converts energy into different forms.
6
Q
What are kiloWatts?
A
A unit of measure used to measure large amounts of power.
7
Q
What does power mean, and what is it measured in?
A
Power is the amount of energy converted per second, and it is measured in watts.
8
Q
What are magnetic poles attracted to besides each other?
A
Iron, cobalt, nickel and steel.
