Properties of Matter

Demonstration

Practical Activity 14-16

Class practical: As with a spring, force is required to compress or to expand a gas.

Practical Activity 14-16

Demonstration: This experiment is quite elaborate, but it yields quantitative results. A beam balance weighs the pressure.

Practical Activity 14-16

Demonstration: This is a larger, more dramatic version of the practical, Pressure exerted by a stream of balls.

Practical Activity 14-16

Demonstration

Practical Activity 14-16

Class practical

Practical Activity 14-16

The atoms or molecules in a gas are widely separated from one another and interact only when they collide. Each one changes...

Teaching Guidance 14-16

Statistical studies, combined with the assumption that every molecular collision is elastic, lead to the conclusion that all...

Teaching Guidance 14-16