人工光合成

Puzzle No. 4 Answer

The blue sky.


Through the night sky we can see a great many stars when it is clear.

But in the daytime we can see any stars because the blue sky prevents us from looking at stars.

Puzzle No. 1 Answer

Light travels 300,000 km in a second.
Light travels 7.5 times around the earth in a second.
Light is the fastest.


But human brain’s thinking speed is much faster than light.
We think about the global warming and worry about the future of the earth now at this
moment.
And the next moment we think about the edge of the universe and wonder about the hugeness
of the universe
And instantly we get back to our everyday life.

Puzzle No. 2 Answer

The universe is 15 billion light years big.
Nothing is so big as the universe.
But human brain’s thinking space is much bigger than the universe.
We can think from one edge of the universe to the other edge of the universe at the same
time.

Puzzle No. 3 Answer

Human life is much much heavier than the earth.
Human life is much heavier than the solar system.
Human life is as heavy as all the univesre.

Puzzle No. 4

　　What do you think the curtain over the earh which prevents us from watching the universe
is?



Please send me your answer to my blog's commet section.