Sophia Learning
Sophia: Boiling, Freezing, Melting Point: Lesson 1
This lesson will introduce the phase changes that occur at the boiling, freezing, and melting points. It is 1 of 4 in the series titled "Boiling, Freezing, Melting Point."
ClassFlow
Class Flow: States of Matter
[Free Registration/Login Required] This flipchart describes the 3 states of matter and how materials can change through heating and cooling.
ClassFlow
Class Flow: Matter Review
[Free Registration/Login Required] Review the three forms of matter with this flipchart. This could also be used for a pre-assessment before a unit on matter.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: States of Matter
Watch different types of molecules form a solid, liquid, or gas. Add or remove heat and watch the phase change. Change the temperature or volume of a container and see a pressure-temperature diagram respond in real time. Relate the...
Curated OER
Matter
A brief site which defines solids, liquids and gases along with a drawing of each.
Center of Science and Industry
Cosi Columbus: Can You Stand the Pressure
Science experiment that demonstrates the four states or phases of matter: solid, liquid, gas, and plasma. Includes full list of materials, procedures, and scientific explanation of how you change water from a liquid state to a gaseous...
Read Works
Read Works: Mix the Old With the New
[Free Registration/Login Required] An informational text about how cooking causes changes in matter. A question sheet is available to help students build skills in reading comprehension.
Science Education Resource Center at Carleton College
Serc: Mn Step: State of Matter of an Unknown Material
For this activity, students are given a 'mysterious substance' made of cornstarch and water, and they must test it using common materials such as vinegar or water, to see if they can determine whether it is a solid, liquid, or gas. Their...
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