関連ワード:  is speed a scalar quantity or vector quantity    is speed a scalar quantity or vector quantity give reason    is force a scalar quantity or vector quantity    is velocity a scalar quantity or vector quantity    is mass a scalar quantity or vector quantity    is average speed a scalar quantity or vector quantity    uniform speed is a scalar quantity or vector quantity    instantaneous speed is a scalar quantity or vector quantity    is angular velocity a scalar quantity or vector quantity    state whether speed is a scalar quantity or vector quantity give reason for your choice  
結果 : is speed a scalar quantity or vector quantity