This user is a high school science teacher in South Carolina.
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I use this as an introductory lesson to gravity. I have the students devel ... (more)op the concepts of how mass of objects and the distance between objects affect the amount of gravity between the two objects.Gravitational Force
This activity helps to lead students to understand that the number of proto ... (more)ns alone affects the identity of an element. It also helps develop the concept of mass number as beign the number of protons and neutrons excluding electrons.Element Builder
I use these gizmos with SC Physical ScienceDesigned For: Chemistry, Physics