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T2. Quiz 3 Ohm's Law

Total questions: 18

Worksheet time: 12mins

Name
Class
Date
1.

What happens to the current when resistance increases?

a)

Increases

b)

Decreases

c)

Stays the same

2.

Slowing down the flow of electrons is called _________________.

a)

Resistance

b)

Voltage

c)

Circuit

d)

Time

3.

If voltage increases, the current of electrons will ____________________.

a)

Increase

b)

Decreases

c)

Stays the same

4.

An object in a circuit that slows down the current is called a ______________.

a)

Resistor

b)

Circuit

c)

Voltage

d)

Ohms

5.

What is the unit for Voltage?

a)

(A) amps

b)

(V) volts

c)

(Ω) ohms

d)

(Kg) kilograms

6.

What is the unit for current?

a)

(A) amps

b)

(V) volts

c)

(Ω) ohms

d)

(Kg) kilograms

7.

The flow of electrons is called a _________________

a)

Current

b)

Voltage

c)

Resistance

d)

Circuit

8.

The power, or amount of electrons flowing through a circuit, is called _____________.

a)

Voltage

b)

Current

c)

Resistance

d)

Circuit

9.

An extra lightbulb is added to a series circuit. What do you think will happen?

a)

Both lights will get dimmer.

b)

Both lights will get brighter

c)

The current will stay the same.

d)

One light will go out.

10.

The pathway that electrons flow through is called a __________

a)

Circuit

b)

Current electricity

c)

Voltage

d)

Resistance

11.

What will happen to Light 2 in the picture if Light 1 is unscrewed?

a)

Light 2 will go out

b)

Light 2 will get brighter

c)

Light 2 will stay on

d)

Nothing will change

12.

What will happen to Bulb 1 if Bulb 2 is unscrewed?

a)

Bulb 1 will stay on

b)

Bulb 1 will go out

c)

Nothing will change.

d)

Bulb 1 will get dimmer

13.

Which circuit in the picture do you think would have the fastest current?

a)

Circuit A

b)

Circuit B

c)

Circuit C

14.

Who observed that the current is related to the voltage and resistance in the circuit?

a)

Ohm

b)

Newton

c)

Einstein

d)

Edison

15.

What does 'A' represent in the picture?

a)

Switch

b)

Battery

c)

Lightbulb

d)

Resistor

16.

What does 'C' represent in the picture?

a)

Switch

b)

Battery

c)

Lightbulb

d)

Power source

17.

What will happen to the brightness of a lightbulb in a SERIES circuit if voltage is increased?

a)

The light will get brighter

b)

The light will get dimmer.

c)

Nothing will change

d)

The light will go out.

18.

Circuit A has a current that measures 9 amps. Circuit B has a current that measures 13 amps. Circuit C has a current that measures 16 amps. Which circuit do you think has more resistance and why?

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