(Science)- What are gases?
The explore activity shows that air is real.
Today it's going to talk about "gases".
今天我們要介紹"氣體"...來一探究竟氣體是為何存在的
You can feel.
There are gases all around you.
感覺到風的存在
What can you feel?
Let's try and feel the wind.
因為有空氣的移動,加上動力後産生了涼涼的風....
We can feel the wind.
再試試看吹風機
It's hot and cold.
有熱風也有冷風...
Did you ever made the bag like this?
利用袋子來收集空氣....
Look!! It's full of the air inside.
空氣是存在的喔!!!! 滿滿一袋的空氣 >M<
That was gas ligtning, we can see the light directly produced by the flame from the lighter.
氣體燃燒中,讓我們可以看見火焰的形成....
It's a substance that is like air and has on fixed shape.
火跟空氣一樣沒有固定的形狀
We can cook with a gas stove.
Something like that....Haha...
我們可以用瓦斯爐煮東西...像是這樣~"燒"哦~冒煙了耶.....
What else?
還有什麼可以產生火焰呢? 如:火堆(Bonfire)
Match 火柴.....也是能燃燒後, 產生火焰
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