Memory 5th Grade 3.3 VocabularyVersión en línea Vocabulary for Unit 3 Week 3 in the 5th grade wonders curriculum por Erin Slegaitis The act or process of doing again; repeating Erode Contact To wear or wash away slowly; eat away Repetition A touching or meeting of persons or things Able to be seen Structure An arrangement of parts Moisture Water or other liquid in the air or on the surface; a slight wateriness Very small bits or pieces of something Visible Something formed or made Formation Particles