==Key Stage 3=====Meaning===An #Redirect [[applicationApplications]] is what something is used for. ===Examples===: An [[application]] of [[gasoline]] is as [[fuel]] for a vehicle.: An [[application]] of [[radiowave]]s is communication. ==Key Stage 4=====Meaning===An [[application]] is what something is used for. ===Examples===: An [[application]] of [[gasoline]] is as [[fuel]] for a vehicle.: An [[application]] of [[radiowave]]s is communication.