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Quiz: Electrical Circuits and Robots

Authored by Sherrill Stead

Science

7th Grade

NGSS covered

Used 1+ times

Quiz: Electrical Circuits and Robots
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total resistance in a series circuit with three resistors of 2 Ω, 3 Ω, and 5 Ω?

10 Ω

5 Ω

3 Ω

2 Ω

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a parallel circuit, if one of the branches is removed, what happens to the total resistance?

It increases

It decreases

It remains the same

It becomes zero

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ohm's Law is represented by which of the following equations?

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of AC electricity?

It flows in one direction only

It has a constant voltage

Electrons change direction and travel forward and back

It is used in batteries

Tags

NGSS.MS-PS4-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which component is used to store electrical energy in a circuit?

Resistor

Capacitor

Inductor

Diode

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main difference between AC and DC electricity?

AC is used in batteries, DC is used in homes

AC changes direction, DC flows in one direction

AC is safer than DC

DC is used in power plants

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a robot or snap circuit, which component is typically used to control the direction and flow of electricity?

Resistor

Transistor

Diode

Capacitor

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