iron
use an electric current
Insulator
closed path capable of being followed by an electric current
Battery
paper, staples, aluminum foil, salt, pepper
Conductor
Resistor
Protons - positive, neutrons - neutral, electrons - negative
Magnets can be used to build a compass.
Play-Doh
Light bulb
Salt or pepper
Voltage
balloon steals electrons from the hair, hair = positive, balloon - negative
Poles
Current
Walking speed
Opposites - attract, same - repel
Circuit 4
Circuit 5
Circuit 2
How could magnets be useful if you were lost?
What is an example of a resistor?
What flows through the wires in a circuit?
What household condiment could you pick up with a balloon?
Name a toy that is also a conductor.
How do you make an electromagnet?
If you made a human circuit, what would you use to represent current?
What is the name for a device that absorbs power in a circuit?
Define circuit.
What is an example of something that supplies voltage in a circuit?
When do magnets attract? When do they repel?
Name three materials that can be picked up by a balloon.
Name the three elementary particles and their charges.
Circuit 1
Explain why our hair stands up straight when it is rubbed by a balloon.
What makes a material magnetic?
What do you call an object that is attracted to static force?
What is the name for the power in a circuit?
How do we know if a magnet will be strong or weak?
What do you call the two sides of a magnet?
What do you call an object that is repelled by static force?
Circuit 3
