Equation for density, in kilograms per Convert non-standard units into ρ, determine the densities of density should be metre cubed, kg/m3 standard units for calculations. regular and irregular known. objects and liquids. Volume mass, m, in kilograms, kg Recall the equation for density and it. should be determined from volume, V, in cubed, m3 the dimensions of regularly Calculate the density, mass or shaped objects and by a volume of an object given any displacement technique for two other values. irregularly shaped objects. Dimensions to be measured using appropriate apparatus such as a ruler, micrometer or Vernier callipers. (10.2.17) Why do objects float? This topic can be linked to the above investigation as once you know the density of an object you can predict if it floats or sinks in water. 6.3.1.1 The particle model The particle model can be 1 Draw diagrams to show the Why are models used in of matter. used to explain the different particle arrangements in solids, Physics? states of matter. liquids and gases. Critically evaluate the models Describe and explain the used to describe and explain different particle arrangements in the behaviour of solids, solids, liquids and gases due to liquids and gases. the bonds between the atoms. If you have a kinetic model, Describe the motion of particles in solids, liquids and gases. you can use it to demonstrate the motion of particles in a Describe and explain the liquid/gas. If you don’t have a limitations of the particle model of
Equation for density should be known. density, ρ, in kilograms per metre cubed, kg/m3 mass, m, in kilograms, kg volume, V, in cubed, m3 Convert non-standard units into standard units for calculations. Recall the equation for density and it. Calculate the density, mass or volume of an object given any two other values. determine the densities of regular and irregular objects and liquids. Volume should be determined from the dimensions of regularly shaped objects and by a displacement technique for irregularly shaped objects. Dimensions to be measured using appropriate apparatus such as a ruler, micrometer or Vernier callipers. (10.2.17) Why do objects float? This topic can be linked to the above investigation as once you know the density of an object you can predict if it floats or sinks in water. 6.3.1.1 The particle model of matter. The particle model can be used to explain the different states of matter. 1 Draw diagrams to show the particle arrangements in solids, liquids and gases. Describe and explain the different particle arrangements in solids, liquids and gases due to the bonds between the atoms. Describe the motion of particles in solids, liquids and gases. Describe and explain the limitations of the particle model of Why are models used in Physics? Critically evaluate the models used to describe and explain the behaviour of solids, liquids and gases. If you have a kinetic model, you can use it to demonstrate the motion of particles in a liquid/gas. If you don’t have a
AQA-8464-SOW-MATTER.DOCX