Inquiry-Activity-Magnets

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Description

 

 

Design an investigation that demonstrates the idea that the strength of magnets depends on distance and mass.  Then, relate this to the strength of gravity.

*For some background information about grsee “Gravity 1” and “Gravity 2” in the physical science section

 

MODEL CURRICULUM (Grade 8)- Physical Science

TOPIC- Forces and Motion

CONTENT STATEMENT- Forces between objects act when the objects are in direct contact or when they are not touching. Magnetic, electrical and gravitational forces can act at a distance.

GRADE 8 CONCEPTS- Gravitational force weakens rapidly with increasing distance.  The gravitational force increases with mass of the objects, decreases rapidly with increasing distance and points toward the center of objects,

 

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