Electricity and Magnetism Quiz

Static electricity can happen when tiny bits of matter called _____________________ _____________________ get pulled off of your hair onto a comb.
1. positive charges
2. negative charges
3. static energy
4. negative energy
Another name for negative charges is ________________________.
1. static
2. positive
3. electrons
4. matter
Things that let electricity pass through them easily are called ________________________.
1. insulators
2. controllers
3. wires
4. conductors
What do you call something that does NOT let electricity travel through it?
1. insulator
2. plastic spoon
3. conductor
4. wire
_____________________________ make good conductors.
1. nonmetals
2. metals
3. plastics
4. insulators
_________________________ make good insulators.
1. metals
2. plastic
3. nonmetals
4. wires
A ______________________ can be made of a battery, wires, and a light bulb.
1. circle
2. wires
3. conductor
4. circuit
What's the science word for "sticking to a magnet"?
1. conductors
2. insulators
3. attract
4. repel
What's the strongest part of a magnet?
1. The metal
2. the ends
3. the middle
4. the top
What do you call the ends of a magnet?
1. the poles
2. the ends
3. the middle
4. strong
What attracts to a magnet?
1. metal
2. iron
3. conductors
4. electrons
What's the word for magnets pushing away from each other?
1. attract
2. pull
3. repel
4. push
What's the word for magnets pulling together?
1. sticking
2. attract
3. pull
4. repel
If something has iron in it, it will ___________________ to a magnet.
1. repel
2. conduct
3. pull
4. attract
When negative charges sit on the outside of a balloon waiting to jump away somewhere, we call this ________________________ electricity.
1. real
2. static
3. current
4. circuit
When negative charges are moving around through a wire, we call this ______________________ electricity.
1. current
2. static
3. real
4. battery
What's the name for a circuit with some of the wires NOT attached?
1. not touching
2. incomplete
3. open circuit
4. closed circuit
What's the name for a circuit that DOES have everything connected?
1. complete circuit
2. circle
3. closed circuit
4. open circuit
What's one rule you can use to predict if something will conduct electricity?
1. Nonmetals are good conductors.
2. If it has iron in it
3. Metals are good conductors.
4. You can't predict it
Who's the best science teacher in the world?
1. Mr. Walsh
2. Mr. Walsh
3. Mr. Walsh
4. Mr. Walsh