Amplify Magnetic Fields Review (ch 1 and 2)
Authored by Heather Damick
Physics, Science
8th Grade
NGSS covered
Used 143+ times
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This quiz comprehensively covers magnetic fields and energy transformations, making it perfectly suited for 8th-grade physical science students. The assessment evaluates students' understanding of fundamental magnetism concepts including magnetic attraction and repulsion, magnetic field line interpretation, and the relationship between magnetic forces and energy changes in systems. Students need to demonstrate mastery of energy concepts—specifically distinguishing between kinetic energy (energy of motion) and potential energy (stored energy)—and apply these concepts to magnetic systems. The quiz requires students to analyze magnetic field diagrams, predict magnetic interactions based on pole orientations, and understand how magnetic forces convert potential energy to kinetic energy when magnets are released to move. Students must also grasp that Earth itself acts as a giant magnet due to its iron-rich core and recognize that magnetic force strength is greatest at the poles. Created by Heather Damick, a Physics teacher in US who teaches grade 8. This quiz serves as an excellent formative assessment tool for teachers implementing the Amplify Science curriculum, specifically covering chapters 1 and 2 of the magnetic fields unit. The variety of question formats—from basic vocabulary definitions to complex energy transformation scenarios—makes it versatile for multiple instructional purposes including pre-lesson warmups to gauge prior knowledge, guided practice during instruction, homework assignments to reinforce learning, or unit review before summative assessments. The quiz aligns with NGSS standard 5-PS1-1 (developing models to describe that matter is made of particles too small to be seen) and MS-PS2-5 (conducting investigations to provide evidence that fields exist between objects exerting forces on each other even though the objects are not in contact). Teachers can use individual questions for quick formative checks or deploy the entire assessment to comprehensively evaluate student understanding of magnetic field interactions and energy transformations.
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23 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What happens to the energy in a system of magnets when the magnetic force causes two magnets to move?
The potential energy in the system increases.
The kinetic energy in the system decreases.
Some of the potential energy is converted to kinetic energy.
Some of the kinetic energy changes to potential energy.
Tags
NGSS.MS-PS3-2
NGSS.MS-PS3-5
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is kinetic energy?
The energy that is stored in an object or system
To push objects away from each other
The energy that an object has because it is moving
To move from one object to another
Tags
NGSS.MS-PS3-1
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is potential energy?
The energy that an object has because it is moving
The energy that is stored in an object or system
To provide evidence against a claim
One of the two opposite ends of a magnet
Tags
NGSS.MS-PS3-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens to the potential energy if you were to move magnet 2 toward magnet 1?
The potential energy does not change because the magnets in the system do not change.
The potential energy increases because Magnet 2 moves against the magnetic force.
The potential energy decreases because Magnet 2 moves against the magnetic force.
The potential energy decreases because Magnet 2 moves in the same direction as the magnetic force.
Tags
NGSS.MS-PS2-3
NGSS.MS-PS3-2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Based on the magnetic field lines diagram, what will happen to these two sets of magnets?
Set 1 magnets will repel, set 2 magnets will attract
Set 1 magnets will attract, set 2 magnets will attract
Set 1 magnets will attract, set 2 magnets will repel
Both sets of magnets will repel
Tags
NGSS.MS-PS2-3
NGSS.MS-PS2-5
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Based on the magnetic field lines diagram, what will happen next with these sets of magnets?
In both sets the magnets will attract.
In both sets the magnets will repel.
In Set 1 the magnets will repel and in Set 2 the magnets will attract.
In Set 1 the magnets will attract and in Set 2 the magnets will repel.
Tags
NGSS.MS-PS2-3
NGSS.MS-PS2-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Will these magnets attract or repel?
Attract
Repel
Tags
NGSS.MS-PS2-3
NGSS.MS-PS2-5
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