
Conductors and Insulators
Authored by Arturo Salazar
Physics
8th Grade
NGSS covered
Used 8+ times

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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between conductors and insulators?
Conductors allow the flow of electricity, while insulators do not.
Conductors are always solid, while insulators can be liquid or gas.
Conductors are always transparent, while insulators are always opaque.
Conductors allow the flow of water, while insulators do not.
Answer explanation
The main difference between conductors and insulators is that conductors allow the flow of electricity, while insulators do not.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Give an example of a good conductor of electricity.
Copper
Glass
Wood
Plastic
Answer explanation
Copper is a good conductor of electricity due to its high electrical conductivity, making it the correct choice.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain why metals are good conductors of electricity.
Metals have no free electrons to conduct electricity.
Metals are good conductors because they are insulators.
Metals have a high resistance to the flow of electricity.
Metals have free electrons that can move easily through the material, allowing electricity to flow.
Answer explanation
Metals have free electrons that can move easily through the material, allowing electricity to flow.
Tags
NGSS.HS-PS1-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of electrons in conducting materials?
They facilitate the flow of electric current.
They repel electric current
They have no effect on electric current
They absorb electric current
Answer explanation
Electrons facilitate the flow of electric current by carrying the charge through the conducting material.
Tags
NGSS.HS-PS3-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do insulators not conduct electricity?
Tightly bound electrons
Low resistance
Loose electrons
High conductivity
Answer explanation
Insulators do not conduct electricity because their electrons are tightly bound, preventing the flow of electric current.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the structure of conductors differ from insulators?
Conductors have a structure that blocks the flow of electrons.
Insulators have a structure that allows the flow of electrons.
Conductors have a structure that allows the flow of electrons.
Conductors and insulators have the same structure.
Answer explanation
Conductors have a structure that allows the flow of electrons, which is why they conduct electricity.
Tags
NGSS.HS-PS2-6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are some common uses of conductors in everyday life?
Electrical wiring, metal utensils, metal pipes
Glassware, ceramic plates, cardboard boxes
Plastic utensils, rubber pipes, wooden furniture
Paper clips, rubber bands, plastic bags
Answer explanation
Conductors such as electrical wiring, metal utensils, and metal pipes are commonly used in everyday life for various purposes.
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