Know Apply Individual skills Integration Understand principles Skills Strategy Decide how to vary the Explain why some variables independent variable are difficult to control between planned values Plan method Describe how controlling Decide how to measure the variables is important in dependent variable providing evidence for a conclusion List all the variables that could affect the dependent variable Identify control variables Select important control variables Identify how to control each control variable Control the variables List variables you cannot control Key words Control variable One that remains unchanged or is held constant to stop it affecting the dependant variable
Know Individual skills Integration Apply Understand principles Skills Strategy Decide how to vary the independent variable between planned values Decide how to measure the dependent variable Plan method Explain why some variables are difficult to control Describe how controlling variables is important in providing evidence for a conclusion List all the variables that could affect the dependent variable Select important control variables Identify control variables Identify how to control each control variable List variables you cannot control Control the variables Key words Control variable One that remains unchanged or is held constant to stop it affecting the dependant variable