Black
in sentence
5065 examples of Black in a sentence
So, there is the thought that maybe supermassive
black
holes exist at the center of galaxies.
Nonetheless, it's given rise to the notion that maybe it's not just these prima donnas that have these supermassive
black
holes, but rather all galaxies might harbor these supermassive
black
holes at their centers.
And if there is a supermassive
black
hole, what we need to assume is that it's a
black
hole on a diet.
If we're going to look for these stealth
black
holes at the center of galaxies, the best place to look is in our own galaxy, our Milky Way.
And the tool that we use is to watch the way stars orbit the
black
hole.
Stars will orbit the
black
hole in the very same way that planets orbit the sun.
So, there was actually lots of alternatives to the idea that there was a supermassive
black
hole at the center of the galaxy, because you could put a lot of stuff in there.
And because of that, we've been able to show that there is a supermassive
black
hole there.
And, in fact, it's the best evidence we have to date for not only existence of a supermassive
black
hole at the center of our own galaxy, but any in our universe.
So, what I want to tell you, very briefly, is a few examples of the excitement of what we can do today at the center of the galaxy, now that we know that there is, or at least we believe, that there is a supermassive
black
hole there.
And the fun phase of this experiment is, while we've tested some of our ideas about the consequences of a supermassive
black
hole being at the center of our galaxy, almost every single one has been inconsistent with what we actually see.
You can ask, "What do you expect for the old stars, stars that have been around the center of the galaxy for a long time, they've had plenty of time to interact with the
black
hole."
What you expect there is that old stars should be very clustered around the
black
hole.
You should see a lot of old stars next to that
black
hole.
A
black
hole does not make a kind neighbor to a stellar nursery.
And what does the big
black
hole do?
And I hope, if nothing else, I've convinced you that, one, we do in fact have a supermassive
black
hole at the center of the galaxy.
Second, we've been able to look at that interaction of how supermassive
black
holes interact, and understand, maybe, the role in which they play in shaping what galaxies are, and how they work.
So, it's two profiles in black, or a white vase in the middle.
So, here we have "figure" in
black.
Now, if you could pick up the
black
vase, it would look like the figure on top.
And this follows the rules I just said: any
black
area that is surrounded by white can be picked up.
I separated this image into cyan, magenta, yellow, black, the basic printing colors, and then mixed up the separations, and you get these peculiar pictures.
Looks like a
black
shape.
America has now elected its first openly
black
President.
It's white, black, Hispanic, Asian.
That's why you feel invincible when you put on that power suit, and that's why you feel beautiful in that little
black
dress.
By 7:08, I started to
black
out.
So, I figured I'm better off just fighting and staying there until I
black
out, at least then they can pull me out and take care of me and all that.
And all of those
black
dots are all of the toxic release inventories that are monitored by the EPA.
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