Magnets and Magnetism
When two magnets' north poles are brought close together, they do this.
What is repel?
In magnetic forces, opposite poles do what?
What is attract?
True or False: A lightbulb in a circuit will not turn on if the circuit has a break in it.
What is True?
the study of the interaction between electricity and magnetism
What is electromagnetism
Ms. Williams is originally from this sunny state.
What is California?
True or False: Magnets can attract all metals.
What is False?
When you touch a metal object after walking on carpet, you feel this small jolt caused by static electricity.
What is a shock?
This is the part of a circuit that provides energy to make electricity flow.
What is a battery (or power source)?
A coil of wire wrapped around an iron core
What is an electromagnet
One of Ms. Williams' favorite musicians who celebrates a birthday today.
Who is Taylor Swift?
Forces between two same-sized magnets become stronger when this happens.
What is when the magnets are closer together
Static electricity happens when objects gain or lose these tiny particles.
What is electrons?
The magnetic field of an electromagnet comes from this flowing through the wire.
What is electric current?
Before teaching Ms. Williams had this career.
What is a vegetable farmer?
A material that attracts iron, nickel or cobalt.
What is a magnet
This object protects buildings from lightning strikes by safely directing the charge into the ground.
What is a lightening rod?
An object with more electrons than protons has this type of charge.
What is negative?
Unlike permanent magnets, electromagnets can be turned off by doing this.
What is disconnecting the battery?
Ms. Williams' favorite holiday.
What is Hanukkah?
The movement of electric charges in the Earth's core causes this...
What is the Earth's magnetic field?
The flow of current electricity requires a closed path, often called this.
What is a circuit?
Rubbing a balloon on your hair creates static electricity because of this action.
What is transferring electrons?
Increasing the number of loops of wire and increasing the amount of current flowing through the wire.
What are 2 ways you can increase the power of an electromagnet?
The one thing Ms. Williams can't function without?