Curated OER
How a Liquid Changes to a Gas
Second graders identify three forms of matter- solids, liquids, and gases with 100% accuracy. They observe water evaporating from an open container and water evaporating and condensing in a closed container. The students assess that a...
BBC
Bbc Schools: Ks2 Bitesize: Science: Materials: Changes in Materials
Help solve the mystery and find the missing crystal. Following the activity, read more about chemical and physical changes, and then take a quick quiz to check for understanding.
Science Education Resource Center at Carleton College
Serc: Evaporation: Determine the Variables That Affect the Rate of Evaporation
In this lesson plan, learners will be able to explain and demonstrate the process of evaporation while discovering the variables that affect the rate of evaporation.
Sophia Learning
Sophia: Phase Changes: Lesson 1
This lesson will introduce a phase change diagram, and show how a substance changes from one phase to another. It is 1 of 3 in the series titled "Phase Changes."
Sophia Learning
Sophia: Phase Changes: Lesson 3
This lesson will introduce a phase change diagram, and show how a substance changes from one phase to another. It is 3 of 3 in the series titled "Phase Changes."
Sophia Learning
Sophia: Phase Changes: Lesson 2
This lesson will introduce a phase change diagram, and show how a substance changes from one phase to another. It is 2 of 3 in the series titled "Phase Changes."