When they bump, they have a change in momentum.

So what happens when these collide?

First of all, you're going to hit obstacles.

If you increase your concentration of molecules, if the concentration goes up, then you just have more stuff to bump into each other, right?

But don't go bumping into no hippo. Makes them awful mad.

Look out. Didn't want you to bump your head.

Go ahead and push. Don't knock anything over.

Now, in this situation, with larger walls, it might just go bam, and in that same amount of time, it will maybe get here and won't even hit the other wall.

Walking through the mall, you just keep bumping into people.

But in your society, your cars hit on the side also.

Special attention will be paid to institutional and economic factors that impinge on social cohesion.

They don't see it, so they fly into the windows and get killed.

The place that you're more likely to get hit in the head is in your car.

Whenever they hit other matter, they destroy it and obliterate it.

You got caught in a rock slide and of them hit you, and the truth of the matter is, you don't remember what happened.

We want them working on safer highways, safer cars that can't hit each other.

But we'll assume no gravitational interaction, absolutely no particles that it's bumping into.

But even once it hits the ground, it doesn't keep rolling forever once again because of the friction

I don't think they'd look for a bullet wound after you hit that ground.

It is true that, in practice, the exercise of this right is limited by the various constraints faced by women.

27. The Minister of the Interior recognizes that this Committee faces resistance by many persons served with eviction notices.

This policy now conflicts with the demands of the country apos s current difficult economic situation.

You can't roll a stop sign in Cambridge without hitting a graduate student.

Race has always been a provocative subject when the needs of science and statistics intersect with politics.

Logistical obstacles prevent the Government from conducting investigations and prosecuting perpetrators throughout the country.

Because it's going to be hitting them more often in a given amount of time.

And then with his victim dead beside him he drove he car into the course of an oncoming truck, jumping clear himself some seconds prior to the crash.

Obviously at some point it hits the ground because of gravity, so that is one force acting on it

You may know that birds don't understand the concept of glass. They don't see it, so they fly into the windows and get killed.

With the support of the National Commission for the Development of Indigenous Peoples, legislation in Mexico has been amended to increase opportunities for action by an extensive network of community radio stations operating in indigenous areas, but these stations run up against the commercial interests of private broadcasters.

But on average, they all have a given kinetic energy, they keep bumping at a certain rate into the wall, and that determines the pressure.

And they are why do things happen, and how do things happen?

I'm always losing things and hiding things.

Take away the outside and the inside is left.

The president s domestic agenda is bold and revolutionary, but it clashes frontally with the most fundamental tenets of America s liberal and individualistic ethos.

We know that the investigations carried out by the International Criminal Court often run up against security problems on the ground.

Firstly, State diplomacy is confronted by the disposition of international networks, in which individual action supplants the international order.

But of course, then the ball hits the other side, the ripples hit the poor fish, they can't find any peace and quiet.

And it'll take 2 seconds to slow it down to 0 and then 2 more seconds until it hits the ground again.

If we'd evolved in a vacuum, we would expect them to hit the ground simultaneously.

It's because the pulse of light is not coming back through the same notch.

Through the stuff that surrounds us.

We like to make things. It's fun to make things.

Children live on things. They live under things.

This is a locust. There can be 80 million of them in a square kilometer, and yet they don't collide with one another.