History
PE
Maths
Czech language
geografy
100

when did Zimund die?

1437

100

How many gold balls have Ronaldo?

5

100

2x+5y=10

5x+2y=25

x=5

y=0

100

how to spell hbity

hbity

100

what is the biggest moutain in czech republic?

Snežka

200

When did Karel IV born

1316

200

How many gold balls Messi have?

8

200

5+7

12

200

How old is czech language?

1000+

200

What is the biggest mounatin in world?

Mount everest

300

When was created CzechSlovakia ?

1918

300

How old is Ester Ledecká?

30

300

3-3

0

300

Who created czech language?

Jan Hus

300

What is the biggest mounatin in slovakia?

Tatry

400

How old will by Karel Gott today?

86

400

when did skiing start

8 000BC

400

When Albert Einstein calculated hardest Teori

Common teori

400

Who created font?

Ciryl  and Metoděj

400

What is the biggest mounatin in france?


mount blanc

500

How many IQ has Albert Einstein?

160

500

What is the newest sport in the world?

BreakDance

500

How can a surface (2D) be infinitely long but have a finite volume?

(For example, the so-called Gabriel's horn — it has infinite length, but when you fill it, a finite amount of paint is enough!)

Can you explain how this is possible?

This is a famous paradox called Gabriel’s Horn (or Torricelli’s Trumpet).
It’s formed by taking the curve y=1xy = \frac{1}{x}y=x1 for x≥1x \ge 1x≥1 and rotating it around the x-axis.

Here’s the strange part:

  • The surface area of this shape is infinite.

  • But the volume of the solid it encloses is finite!

500

How old is josef jungman?

252

500

What is the biggest mounatin in vatican?


Vatican hill

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