Shared Flashcard Set

Details

Title

vocabulary

Description

Total Cards

Subject

Science

Level

7th Grade

Created

12/16/2010

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Additional Science Flashcards

Term

Proton

Definition

a positively charged particle within an atom

Term

nuetron

Definition

an uncharged particle within an atom

Term

nucleus

Definition

protons and nuetrons together at an atom's center

Term

electron

Definition

a negatively charged particle moving around the outside of the nucleus

Term

atomic number

Definition

the number of protons in the nucleus in an atom