States of Matter Investigations

States of Matter Investigations book cover — ALTERNATOR Books STATES OF MATTER IN VESTIGATIONS KAREN LATCHANA KENNEY Lerner Publications Lerner Publications Minneapolis

States of Matter Investigations — page 1 — INTRODUCTION PLUNGING IN ou step onto the pool's diving board It bounces a little as you take a few steps forward Right before you get to the edge you jump up You land on the board and it launches you into the air With arms up you take a deep breath as you are into the pool Then you slice into the cool water Not only did you just complete a perfect dive you also experienced several different states of matter The hard board is a rigid solid Your deep breath took in oxygen a gas And the We experience matter in its different states all the time Nearly everything around you is a solid a liquid or gas a

States of Matter Investigations — page 2 — Water is an important and fun substance It has a solid form as well as a liquid form And it can also be a gas cool water you dove into is a liquid All three of these are made of matter Have you thought about why water can flow and freeze Or why wood turns to ash when it's burned Scientists wondered about these things too When scientists have questions they create theories and experiments to test their ideas The evidence they find leads to conclusions or answers about our world 5

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