Explore for Grade 5: Matter, particles and change. See learning goals and a suggested sequence; start with any available activity.
Matter, particles and change: Particles explain matter → Weight before and after → Identify from properties → Mixing or a new substance? → Plan a safe comparison.
United States · 10–11 yearsMixing or a new substance?Distinguish retained materials, possible new substances and conclusions needing more evidence.
United States · 10–11 yearsIdentify from propertiesCombine test signatures, choose useful evidence and keep uncertain identifications open.
United States · 10–11 yearsPlan a safe comparisonChoose clear measurements, controlled comparisons and conclusions the evidence can support.
United States · 10–11 yearsWeight before and afterFollow every part of a measured system through mixing and changes of form.
United States · 10–11 yearsParticles explain matterUse visible observations to test explanations about matter too small to see.