English National Curriculum Science

3. Describe gas pressure using a particle model

Mission Objectives

State how gas pressure can be increased

Explain how gas particles create pressure

Explore how far gases can be compressed

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KS3-02-03 Handout KS3-02-03 Handout PDF

Keywords

Words and meanings to learn

random

lacking any definite order

argon

one of the noble gases present in our atmosphere

temperature

a measure of how hot or cold something is

gas pressure

the pressure caused by gas particles hitting the walls of the container

gas volume

the space occupied by a gas

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This lesson has been written by

Alison Green

Alison is a qualified secondary chemistry teacher and former scientist, seamlessly blending her background in scientific development with a passion for education. With over 15 years of teaching experience across state and independent schools, including most recently at Stafford Grammar School, Alison specialises in equipping students with the tools to excel in Chemistry at KS3, GCSE and A-levels. Her transition to online education, backed by a Master’s degree, has spurred her transition to freelance content creation and chemistry tutoring, tapping into a wealth of examining experience spanning over ten years to steer students towards their desired academic and professional paths.

When she's not shaping young minds, Alison unwinds by exploring the natural beauty of the Shropshire hills and embracing the tranquillity of Tai Chi, mirroring the balance she instils in her educational endeavours.

Required Resources

Resources: The presentation and mini whiteboards.  

Support Handout: Page 1; a series of questions on gas pressure. 

Core Handout: An activity for the students to investigate the relationship between the force applied (which is directly proportional to pressure) and the volume of gas. A comprehension task is also included. 

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