8T.4.4 Electricity and Magnetism Quiz for 8th Grade

8T.4.4 Electricity and Magnetism Quiz for 8th Grade

8th Grade

7 Qs

quiz-placeholder

Similar activities

magnet and electromagnet

magnet and electromagnet

7th - 8th Grade

10 Qs

Quiz 1 - Magnetic Effect of a Current-Carrying Conductor

Quiz 1 - Magnetic Effect of a Current-Carrying Conductor

1st - 12th Grade

10 Qs

3.2 Force on Current Carrying Conductor Cikgu Sakinah

3.2 Force on Current Carrying Conductor Cikgu Sakinah

8th - 12th Grade

11 Qs

Electromagnetic Induction

Electromagnetic Induction

8th - 9th Grade

10 Qs

8th Grade Science Review 16 (Electromagnetism)

8th Grade Science Review 16 (Electromagnetism)

KG - University

11 Qs

Grade 8 Physics Quiz: Magnetic Force

Grade 8 Physics Quiz: Magnetic Force

8th Grade

12 Qs

F5 Chp 3.2 DC Motor

F5 Chp 3.2 DC Motor

KG - University

11 Qs

Electromagnet Part 1

Electromagnet Part 1

8th - 11th Grade

10 Qs

8T.4.4 Electricity and Magnetism Quiz for 8th Grade

8T.4.4 Electricity and Magnetism Quiz for 8th Grade

Assessment

Quiz

Physics

8th Grade

Medium

NGSS
HS-PS3-5, HS-PS2-5

Standards-aligned

Created by

Sara Bridgman

Used 3+ times

FREE Resource

7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A wire carrying current is placed in a magnetic field. How would you determine the direction of the force acting on the wire?
Use the left-hand rule
Use the right-hand rule
Calculate the cross product of current and magnetic field
Measure the wire's resistance

Tags

NGSS.HS-PS3-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does a loop of wire carrying current in a magnetic field behave differently from a straight wire?
The loop has more resistance
The loop creates a stronger magnetic field
The loop experiences forces in different directions, causing rotation
The loop cancels out the external magnetic field

Tags

NGSS.HS-PS3-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an electric motor, what principle is responsible for the continuous rotation of the armature?
Electromagnetic induction
Commutation
Magnetic repulsion
Electrical resistance

Tags

NGSS.HS-PS3-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does electromagnetic induction relate to the conservation of energy?
It violates energy conservation
It converts mechanical energy to electrical energy
It creates energy from nothing
It only works with magnetic energy

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is alternating current (AC) preferred for long-distance power transmission over direct current (DC)?
AC is easier to generate
AC can be easily transformed to different voltages
AC has less energy loss
AC is safer to use

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a step-up transformer increase voltage?
By increasing current in the primary coil
By using a stronger magnetic core
By having more turns in the secondary coil than the primary
By rotating the coils faster

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What would happen to the current induced in a conductor if it moves through a magnetic field at twice the speed?
The current would double
The current would halve
The current would remain the same
The current would become zero

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5