In the United States, the Bureau of Labor Statistics computes the consumer price index which is used to find inflation rates. The bureau states that the consumer price index âis a measure of the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services.â.
The earth ulis called a blue planet because of the presence of abundance of water in it. About 70 percent of the earth's crust is covered with water. And this imparts it with a blue colour as seen from the space.
So, remember, blue stars are blue because of the temperature of their surface. And theyâre so hot because blue stars are much more massive than cooler stars like our Sun. We have written many articles about stars on Universe Today.