Magnetism

Flashcard
•
Science
•
8th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is magnetism?
Back
Magnetism is a force that is invisible, but its effects can be made visible, such as with iron shavings.
Tags
NGSS.MS-PS2-3
NGSS.MS-PS2-5
2.
FLASHCARD QUESTION
Front
What is a permanent magnet?
Back
A permanent magnet is a type of magnet that maintains its magnetic properties without the need for an external power source.
3.
FLASHCARD QUESTION
Front
What materials can a magnet attract?
Back
Magnets can attract materials that contain iron, nickel, or cobalt, such as nails.
Tags
NGSS.MS-PS2-3
NGSS.MS-PS2-5
4.
FLASHCARD QUESTION
Front
How can you increase the strength of an electromagnet?
Back
You can increase the strength of an electromagnet by increasing the number of wire coils, increasing the size of the iron core, or increasing the power of the battery.
Tags
NGSS.MS-PS2-3
5.
FLASHCARD QUESTION
Front
Why do scientists believe the Earth is magnetic?
Back
Scientists believe the Earth is magnetic because its core is made of nickel and iron.
6.
FLASHCARD QUESTION
Front
What is an electromagnet?
Back
An electromagnet is a type of magnet that is created by electric current flowing through a wire.
Tags
NGSS.MS-PS2-3
7.
FLASHCARD QUESTION
Front
What is a temporary magnet?
Back
A temporary magnet is a magnet that only retains its magnetic properties while in the presence of a magnetic field.
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