7th Grade Science Guide
7.1: Field Forces 3 Dimensions & Progressions
Unit 2
● Soap bubbles and
greater static electric force than their classmates.
bubble wand or bubble gun ● Aisle, hallway, or open area for “bubble races”
Activity: How do magnetic forces and electromagnets work?
Objective
Overview
Materials
● I can determine the
● Students read about
● Electricity & Magnets Reading ● Electromagnet Reading ● Summarizing
factors that affect the strength of electric and magnetic forces.
electricity, magnets, and electromagnets to determine how they work individually, and together to create energy.
Informational Text Reading Strategy
Formative Assessment: SEEd 7.1.3 Formative Assessment
Activity: How is the Strength of an Electromagnet Affected by the Number of Turns of a Wire in a Coil?
Objective
Overview
Materials
● I can collect and analyze data to determine the factors that affect the strength of electric and magnetic forces.
● Students investigate the relationship between the structure of an electromagnet and its function, as well as how the fow of energy affects the function of an electromagnet.
● Lesson Plan ● D batteries ● Battery Holder ● Copper Wire ● IronNail ● Paper clips ● Balance ● Ruler ● Volt Meter - Vernier
Activity: What electromagnet design is best for picking up 50 paper clips?
Objective
Overview
Materials
● I can collect and analyze data to determine the factors that affect the strength of electric and magnetic forces.
● Students investigate the relationship between electricity and magnetism and the factors that infuence the strength of an electromagnet design
● Lesson Plan ● Batteries - D, C, AA ● Battery Holder ● Copper Wire ● Ironnails ● Paper Clips ● Volt Meter - Vernier
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