Chapter 1 notes

States of Matter and Phase Changes

Textbook and additional solved MCQs with interactive labs.

Multiple Choice Questions

Tick (✓) the correct answer. Tap an option to check yourself — the correct answer is highlighted instantly.

Score: 0 / 0

⚗️ Interactive Lab: Change the State!

Heat the particles — watch matter change state

Drag the temperature slider. Particles vibrate in a solid, slide past each other in a liquid, and fly freely as a gas — exactly what this chapter describes.

❄️ 🔥 10°

SOLID — particles vibrate in fixed positions