Electricity
What causes static electricity?
What is when positive and negative charges no longer balance.
Where is a magnetic field the strongest?
Where is at both poles
In a doorbell, electromagnets help convert _____energy to ______energy to _____energy.
What is mechanical energy to magnetic energy to electric energy.
In modern homes, what kind of circuit do they have?
What is a parallel circuit
A positively charged object repels what kind of charged object?
What is a positively charged object
Why does a compass needle point in a north-south direction?
What is the needle reacts to Earth's magnetic poles
How can the strength of an electromagnet be increased?
What is using more turns in the metal coil or pushing the coil closer together
What roles do magnets play in helping generators create electricity?
What is wire is spun around them to create electricity
Is copper a conductor or an insulator?
What is a conductor
What happens at a magnet's poles if it's broken in half?
What is it still has two poles: north/south
What did Michael Faraday do when he discovered that changing a magnetic field created an electric current in a wire?
What is he shared his investigation with other scientists
What are two sources of energy that generators use to create electricity?
A material that conducts electric current poorly is called what?
What happens when two north facing poles are facing towards each other?
What is they repel each other
What is produced when a coiled wire is spun around a magnet?
What is electrical energy
What type of particles will gather near the bottom of a cloud before energy is released as lightning?
What is negative particles
What would happen to the light bulbs in a series circuit if one of the light bulbs burns out?
What is the other light bulbs will go out
Where is Canada
What creates electricity for homes and buildings?
What is a generator
What happens when there is a break in a parallel circuit?
What is it still works