What is conductivity a measure of?

Conductivity and Conductance: Key Concepts in Electricity

Interactive Video
•
Physics, Science, Mathematics
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A material's ability to conduct electricity
A material's ability to resist electricity
A material's ability to store electricity
A material's ability to generate electricity
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is conductance related to resistivity?
Conductance is the square of resistivity
Conductance is the product of resistivity
Conductance is the inverse of resistivity
Conductance is the sum of resistivity
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for calculating conductance?
G = sigma times length over cross-sectional area
G = sigma minus cross-sectional area over length
G = sigma times cross-sectional area over length
G = sigma plus cross-sectional area over length
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit of conductance?
Ohms
Siemens
Volts
Amperes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit of conductivity?
Siemens per meter
Ohms per meter
Volts per meter
Amperes per meter
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about the formula for conductance?
It assumes non-uniform current density
It assumes uniform current density
It does not depend on current density
It is only applicable to short wires
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the length of the wire used in the example?
1.3 centimeters
1.3 kilometers
1.3 meters
1.3 millimeters
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