Grade 2 Science Unit Plan - Pebbles, Sand and SiltKey Student Learning Objectives❖ Students will use their five senses to observe and record Earth Science data:➢ Students will observe, describe, and classify various samples of minerals, clay, pebbles, soil and rocks❖ Students will use balances to measure an object's mass. ❖ Students will experiment with nature, landforms and erosion.❖ Students will use knowledge of the properties of matter to explore soil and water.❖ Students will