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How to Shrink a Quarter with Electricity Instructional VideoHow to Shrink a Quarter with Electricity Instructional Video
Publisher
Physics Girl
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
9th - Higher Ed
Subjects
Science
1 more...
Resource Type
Instructional Videos
Media Length
7:58
Audiences
For Teacher Use
1 more...
Duration
10 mins
Instructional Strategies
Direct Instruction
1 more...
Technology
Video
Internet Access
Year
2016
Usage Permissions
Fine Print
Instructional Video

How to Shrink a Quarter with Electricity

Curated and Reviewed by Lesson Planet

Electrocuting metal until it shrinks sounds crazy, but it happens! Part of a larger physics playlist an intriguing video explains how an electromagnet shrinks any metal coin. The narrator discusses the electric and magnetic forces as well as various laws that apply to the process.

8 Views 8 Downloads
CCSS: Adaptable

Concepts

electricity, voltage, watts, electromagnetic energy, electromagnetism, electromagnetic force

Additional Tags

science

Instructional Ideas

  • Research the various sites mentioned in the video and the methods they use to shrink coins
  • Make simple electromagnets in class

Classroom Considerations

  • Avoid the comments if possible, as many contain inappropriate language
  • This video is hosted on YouTube

Pros

  • Connects art, science, and financial considerations
  • Includes warnings not to try this at home—an important reminder for students!
  • Offers subtitles in English, French, Hindi, and Spanish for ease of note taking

Cons

  • None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.4 RST.11-12.4

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