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Invisible Investigations

Students distinguish between charged and uncharged objects. They roll magnetic marbles under a table that is sprinkled with iron filings and observe what happens. They complete the same actions with a non-magnetic marble. They record their observations on the associated worksheet.

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Concepts

Resource Details

Grade
4th - 8th
Subjects
Math
3 more...
Resource Type
Lesson Plans
Duration
45 mins
Instructional Strategy
Inquiry-Based Learning
Included Materials
  • Worksheet