What is the cash rate? And how is it different to interest rates?

You may have heard news about the cash rate in Australia dropping or rising. It seems pretty important but do you actually know what the cash rate is? And how is it different to interest rates? In the first episode of News Glossary, a new series from Guardian Australia, Matilda Boseley explains the cash rate, interest rates, the difference between the two and how they can affect your day-to-day finances.