E0 ellipticals are nearly circular, while E7s are very stretched out. Elliptical galaxies are made up of mostly old stars, and do not have much gas and dust. There is very little new star formation in these galaxies.
Mostly made of old stars
I think the second one since the largest bar (?) is for infants meaning that the population is mostly 4 year olds. Hopes this helps!
Answer:
Well, the deepest hole humans have ever dug was about 7.5 miles deep, in Murmansk, Russia. We should care about what is beneath our feet because something terrible could be afoot. For example, there could be some kind of anomaly under a heavily populated city. This anomaly could range from anything such as volcanic activity to instability in the ground on which the city is built. We should care about what is in the earth to make sure human life is not somehow endangered by something under our feet. I hope this helps!
Explanation:
The answer would most likely be Sea-floor spreading because sea-floor spreading mostly occurs at divergent boundaries.
42 or 43 is the number of how many total countries in the western hemisphere
