States of matter terms and definitions 0.0 / 5 ? ChemistryStates of MatterYears 7-9 (KS3)None Created by: HBpencil13Created on: 18-05-21 17:51 Describe a solid (3) Particles are packed together in regualar manner Strong forces of attration between particles Particles vibrate in a fixed position 1 of 6 Describe a liquid (2/3) Particles touching but can move freely Intermediate forcesof attraction between particles 2 of 6 Describe a gas (3) The particles are very far apart Very weak forces of attraction between particles The particles move in a rapid random motion 3 of 6 Define diffusion Diffusion is the spreading out of particles from a high concentration to a low concentration. 4 of 6 Define gas pressure (2) Gas pressure in the force per unit area caused by particles colliding with the container walls. 5 of 6 Factors that determind the rate of diffusion (4) state of substance (o.s) size o.s density o.s temperature o.s 6 of 6
Comments
No comments have yet been made