Save yourself time with this ready-made IB MYP Science Test for the Chemistry topic Matter and Atoms. This summative assessment task includes a printable PDF with answer key, mark scheme, and student reflection, as well as an editable Google Doc so that you can modify the questions if you wish. This one-hour Criterion A Assessment includes questions on all three MYP strands: Scientific Knowledge, Problem Solving, and Scientific Judgements. MYP Science Content Covered: States of matterChanges of