02 Changes in Matter
👩🏫 Teacher’s Guide
Objective
Students will explain the main ideas of 02 Changes in Matter using examples and grade-appropriate vocabulary.
Vocabulary
change, melt, freeze, evaporate, condense, temperature, reversible
Teaching Notes
- Start with a picture, object, or quick demo.
- Model a think-aloud using the vocabulary.
- Let partners try; circulate and support.
🧒 Student Worksheet
Concept and Helping Material
Definition. Changes in matter are ways matter can look or act differently, like melting, freezing, or bending.
Helping ideas and samples:
- Try a quick sort, draw-and-label, or compare-and-contrast.
- Name one place you see this idea in class or at home.
- Safety note if needed.
Vocabulary and Definition
- — to become different
- — solid turns to liquid
- — liquid turns to solid
- — liquid turns to gas
- — gas turns to liquid
- — how hot or cold something is
- — can change back to the start
Words to Learn
, , , , , ,
Sentences to Fill In
- 02 Changes in Matter connects to .
- We observe using our .
- We write ideas in a .
- We make a before a test.
- We use simple .
- We look for a .
- We collect .
- We share our .
- We learn new .
- We speak in clear .
Hands-On Experiment or Activities
What You Need: simple classroom items.
What You Do: 1) observe, 2) record, 3) share.
Think and Talk: What changed? What stayed the same?
Reflection
- What did you learn about 02 changes in matter?
- How can you show this idea at home or school?