Conductors
Insulators
Circuits
Miscellaneous
100
Which of these items are conductors? There may be more than one
water
nail
wooden rocking chair
fresh water
water, nail, fresh water
100
Which of these are considered good insulators? There may be more than one
Rubber
Glass
Steel
Wood
Cloth
fresh water
rubber, glass, wood, cloth
100
See image Mr. Post will show to the class
Add a wire from the switch's unused electrical contact to the negative terminal of the battery.
100
The balloon on the left has the same number of protons and electrons. Does that mean it has a positive, negative, or neutral charge?
neutral
200
True or false? Conductors do not let electricity flow through them
False! They DO let electricity flow through them
200
Yes or no? The wires in a circuit would still conduct electricity if the tips were plastic
No! Plastic is an insulator and would not conduct electricity
200
See image Mr. Post will show to the class
D
200
The balloon on the right has more electrons than neutrons. Its charge is negative. Will the balloon stick to the wall that has an opposite charge?
Yes, opposite charges attract
300
True or false? Metals are known for being good conductors
True! Think about the copper wire, paper clip, and aluminum foil! All let electricity flow through them and they're made of metals!
300
Your car is a safe place in a thunderstorm due to the tires made of _________ posing as an insulator.
rubber
300
True or false, when the switch is closed, electricity will flow through the circuit
true
300
Open circuits will/will not electricity flow through
will not
400
True or false, a way you can check to see a circuit works is if electricity flows through it
true
400
electricity is transformed into what forms of electricity when a light bulb is turned on?
light and thermal