½ºÄð¹ö½º [ÄÉÀÌÅ©¿¡ ¸ÔÈ÷´Ù:Gets Baked in a Cake]À» Àдٰ¡ º£ÀÌÅ· ÆÄ¿ì´õ¿Í ½ÄÃʸ¦ ¼¯À¸¸é °ÅÇ°ÀÌ »ý±â¸é¼ ÀÌ»êÈź¼Ò°¡ ¹ß»ý´Ù´Â ³»¿ë¿¡ ´«ÀÌ ¹ø½.
¾ÆÀÌ¿Í ÇÔ²² ½ÇÇèÀ» Çغ¸¾Ò½À´Ï´Ù.
½ÇÇèÀ̶ó Çϱ⿣ ³Ê¹« °£´ÜÇÏÁö¸¸ ¾ÆÀÌ¿¡°Ôµµ Àú¿¡°Ôµµ Àç¹Ì³ ½ÇÇèÀ̾ú¾î¿ä.
ÀúÈñ ³²ÆíÀº ½ÃÅ«µÕÇßÁö¸¸...
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º£ÀÌÅ· ÆÄ¿ì´õ, ½ÄÃÊ, ÀÔ±¸°¡ ÀÛÀº º´, dz¼±
¼ÒÈñ, here are baking soda and vinegar.
¼ÒÈñ¾ß ¿©±â¿¡ º£ÀÌÅ· ÆÄ¿ì´õ¿Í ½ÄÃÊ°¡ ÀÖ´Ù.
According to SCHOOL BUS if we mix the baking soda and vinegar, we can make bubbles and carbon diaxide.
½ºÄð¹ö½º¿¡ ÀÇÇÏ¸é ¿ì¸®°¡ º£ÀÌÅ· ÆÄ¿ì´õ¿Í ½ÄÃʸ¦ ¼¯À¸¸é °ÅÇ°°ú ÀÌ»êÈź¼Ò¸¦ ¸¸µé¼ö ÀÖ´Ù°í
µÇ¾î ÀÖ¾î.
Let's give it a try.
ÀÌÁ¦ Çѹø Çغ¸ÀÚ.
First let's make bubbles.
°ÅÇ°ÀÌ »ý±â´Â °É ¸ÕÀú Çغ¸ÀÚ.
Let's put some baking soda into the bowl.
±×·µ¿¡ º£ÀÌÅ· ÆÄ¿ì´õ¸¦ ³Ö¾î.
Let's pour some vinegar.ÀÌÁ¦ ½ÄÃʸ¦ º×ÀÚ.
What happened?
¹«½¼ ÀÏÀÌ »ý°åÁö?
Right. there are lots of bubbles.
¸Â¾Æ. °ÅÇ°ÀÌ ¾ÆÁÖ ¸¹ÀÌ »ý°å´Ù.
Let's smell this.
³¿»õ¸¦ ¸Ã¾ÆºÁ.
How was it?
¾î¶§?
It smells like a soda pop, »çÀÌ´Ù.
ź»êÀ½·á Áß¿¡ »çÀÌ´Ù ÇâÀÌ ³ª´Â°Í °°¾Æ.
And then shall we blow a balloon by the carbon diaxide?
±×·³ ÀÌÁ¦ ÀÌ»êÈź¼Ò·Î dz¼±À» ºÒ¾îº¼±î?
The method is same.
¹æ¹ýÀº °°¾Æ.
Let's put some baking sode into the empty bottle.
ºóº´¿¡ º£ÀÌÅ· ÆÄ¿ì´õ¸¦ ³ÖÀÚ.
Can you pour some vinegar into the bottle?
º´¿¡ ½ÄÃʸ¦ ºÎÀ» ¼ö ÀÖ°Ú¾î?
Let's do it slowly.
õõÈ÷ ÇØ.
Then let's cover the lid with a balloon.
ÀÚ Ç³¼±À¸·Î ¾º¿ìÀÚ.
What happeing here?
¹«½¼ ÀÏÀÌ ÀϾÁö?
This balloon is blowing up.
dz¼±ÀÌ Ä¿Áö°í ÀÖ¾î.
Wow. it's amazing.
¿Í Á¤¸» ´ë´ÜÇÏ´Ù.
This bubble is carbon diaxide.
ÀÌ °¡½º°¡ ¹Ù·Î ÀÌ»êÈź¼Ò¾ß.
This time shall we use the teapot?
À̹ø¿¡´Â ÁÖÀüÀÚ¸¦ Çѹø »ç¿ëÇØ º¼±î?
How about this?
¾î¶§?
This balloon is blowing up only a little bit.
dz¼±ÀÌ ¾ÆÁÖ ¾ÆÁÖ Á¶±Ý¸¸ ºÎÇ®¾î ¿À¸£³×.
What do you think about that? why?
¾î¶»°Ô »ý°¢ÇØ? ¿Ö ±×·²±î?
Teapot has a lid so this gas can escapes.
ÁÖÀüÀÚ´Â ¶Ñ²±ÀÌ ÀÖ¾î¼ °¡½º°¡ »õ¾î³ª°¥ ¼ö ÀÖ¾î.
Look at these bubbles.
ÀÌ °ÅÇ°µé Á» ºÁ.
They are escaping now.
Áö±Ý ºüÁ® ³ª°¡°í ÀÖÀݾÆ.