Name: Can You Solve This Shadow Illusion?
Uploaded: 2020-04-15T17:35:51.000Z
Duration: 3 min 32 s
Description: Thousands of YouTube videos with English-Chinese subtitles! Now you can learn to understand native speakers, expand your vocabulary, and improve your pronunciation...

we have that card with a little round hole in it.

To-infinitive

And what I want you to do is hold it up and try to cast a shadow on that wall there.

Present continuous

And I want you before you do it to predict what we're gonna see.

We'll see that figure enlarged on the wall.

It's not very pronounced, but you can actually do see the little hole in it And of course, may cool.

Oh, my next question for you is we have this card.

Can you tell me what size circle we're gonna see?

But compared to the other one bigger, twice the size money.

But still the card with a larger at home.

Bigger hole, the card and the whole slightly bigger than the previous one.

Okay, what I want you to do, it's approximately the same size as the last.

It is ones just fine to the other Goodness.

It actually looks about the same size hole.

My complex that it's must be the sun playing tricks with my mind.

What about here Is really gonna test you, right?

Tell me about what's on that card before you put it up.

So what do you expect that we'll see on the wall triangle?

Was the circle What are we going to see your triangle?

Everything else has been a circle, so it'll be a circle.

You wanna compare it to the one of the others?

Why are we seeing circles with all these cards?

When you take away the definition for many kind of shape, it ends up being just around two hours There, for example, you get a perfect triangle.

So it must be You must get to a certain size here.

Doesn't matter that what what shape it is, It's just turned back.

Why is it going to a circle that you'll get the son of look sit around?

So I'm not sure if that's got anything to do with it.

Well, the light is going through these little holes and it is the sun.

Just sort of going through the pseudo holes making cycle of the sun.

Yeah, that's round in the sun's round sons round.

I guess things grand buildings around, is it?

So what we're seeing is the projection of the sun.

I think that you actually know, and I think you have actually thought about it.

But you're not queuing that right part of your brain that knows the answer.

There's a part of your brain that knows the answer.

Um I mean, did pinhole cameras the whole actually reflects what it's showing on the wall.

So So you see what you see on the other side.

Subtitles ListPlay Video

Can You Solve This Shadow Illusion?

awkward

sort

stick

decent