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7.3 - Ohm's Law
By Paul Fischer
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Last updated over 3 years ago
10 questions
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6
4
6
2
4
2
4
2
2
2
Question 1
1.
Match the left definition with the appropriate term on the right.
= I*R
= V/R
= V/I
measure of how much electricity is being pushed
measure of the electrical push through a wire
measure of the resistance to electrical flow
Ohms
Current
Volts
Question 2
2.
In Ethan's phone charging example, what had to remain the same within the experiment?
same charging brick
same length
same amps
same volts
same phone
same type of cord
Question 3
3.
Choose one of your answers from question #2. Describe how this could have changed the experiment.
Question 4
4.
Ohm's on a Volts vs. Amps graph is the __________.
Question 5
5.
What is the resistance of the wire that produced these results?
Question 6
6.
Where is the electrical resistance the lowest?
Question 7
7.
What is the electrical resistance within this diagram?
Question 8
8.
Which of these has the lowest resistance?
Question 9
9.
Which of these is used for low-amperage wiring (speaker wires, LED wires, etc)?
Question 10
10.
What can affect eletrical resistance?
length
atmospheric pressure
net force
gravity
temperature
density
thickness
material
time
