For tens of thousands of years,

We've got tens of thousands years old artwork.

And these existed for tens of millions of years.

How many tens of thousands of years does it go back?

They've evolved over tens of millions of years to take advantage of this.

Tens of thousands.

That was in the interests of the species tens of thousands of years ago.

Tens.

The ice formed many tens of millions of years ago, and it's been there ever since.

Tens of thousands of active volcanoes.

And the first step took tens of thousands of years stone tools, fire, the wheel kept accelerating.

There are tens of thousands of these.

Please, it's tens of thousands of dollars.

There are tens of them left.

What could that mean for human civilization going out thousands, tens of thousands of years into the future?

OK, revolutions in human progress used to be measured in thousands or even tens of thousands of years.

It's tens of thousands of pairs of shoes.

Now there are tens of thousands of these.

And as you go across there you will see that we've got a few tens of years, and perhaps 100 years of fossil fuels left.

Remove the tens

And eight tens.

Tens? Hundreds? Thousands?

And two tens.

Ones. Tens. Hundreds.

But we'll be saving tens of thousands.

We find it in every population around the world at all time periods going back tens of thousands of years.

least tens of times the mass of a proton.

We find tens of thousands, even hundreds of thousands.

Human beings have probably been speaking to each other for tens of thousands of years, but we've only been writing our words down for about 5,000 years.

Small changes in Earth's orbit that occur over tens to hundreds of thousands of years alter the distribution of sunlight on Earth.

Well, let's take a 10 from the tens place. We're going to regroup. So we're going to get rid of one of these tens, so we're only going to have 6 tens left in the tens place.

But the world is changing around the clinical study, which has been fairly well established for tens of years if not 50 to 100 years.

Wisdom is a treasure for tens of generations.

Wisdom is a treasure for tens of generations.

It represents 9 tens.

This is 5 tens.

100 is 10 tens.

This is six tens.

This is seven tens.

33 tens is 330.

Two tens is twenty.

And the 3 is in the tens place, so it's 3 tens.

So you've got 10 tens, and then you already had 3 tens.

So it's five tens in the tens diagonal and one six. Fifty six.

It's nineteen tens or we could say it's nine tens and one hundred.