One example is:When you are driving a car or truck, the spinoff of the placement with respect to time is your velocity. It lets you know how fast your posture is transforming as time passes.If you're looking in a graph of『アメ横大津屋 うるちあわ アワ 粟 あわ 穀物 雑穀米』食卓を彩る【口コミ・レビュー・評判/�