Vocab
Closed circuit
a complete path that allows electricity to flow
Wood
No
Contact force
A force that requires an object to touch another
North magnet pole and north magnet pole facing each other
They will repel and push away
Magnetic force works through /passes through solids liquids and gas true or false
TRUE
open circuit
an incomplete path that stops electricity from flowing
Plastic
No
Noncontact force
A force that does not require an object to touch another
South magnet pole and north magnet pole facing each other
they will attract (come together)
What are the three types of magnetic metals?
Iron Nickel Cobalt
insulator
an object that prevents electricity from flowing
Copper wire
Yes
Attract
To pull something closer
Copper wire connected to both terminals of a battery and lightbulb
It will light up, it is a closed circuit
Where is a magnets magnetic field the strongest?
The poles
negative terminal
the bottom part of a battery with a "-" sign
Iron
Yes
Repel
To push something away
Which one is an insulator? rubber band, copper wire, paper clip, or penny?
rubber band
What is a power source?
a device that supplies energy
positive terminal
the top part of a battery with a "+" sign
No
Magnetic Poles
The two ends of a magnet where fields lines come in and out
Which one is a series circuit? a circuit with only one path for electricity to flow through or a circuit with multiple paths for electricity to flow through
a circuit with only one path for electricity to flow through
TRUE