lunes, 12 de marzo de 2018
domingo, 11 de marzo de 2018
PROYECTO FERIA DE CIENCIAS EN INGLES: AZÚCAR EN LAS ROCAS
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OBJETIVE
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INTRODUCTION
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MATERIAL
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DEVELOPMENT
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SUGAR OF ROCK
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STUDENTS WILL UNDERSTAND
HOW CRYSTALS
(SUGAR) ARE CONFORMED AND WHAT HAPPENS AT MOLECULAR LEVEL.
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WHEN THE BRICKS OF
A WALL ARE SOLID BECAUSE THEY ARE FORMED BY A NET OF MOLECULAR PATTERNS THAT
ARE REPEATED.
ATOMS AND MOLECULES ARE CONNECTED BY ATOMIC
LINKS THE CRYSTALS THAT SHARE THE SAME COMPOSITION CAN BE LARGER OR SMALL BUT THE MOLECULES ALWAYS COME
TOGETHER TO FORM THE SAME WAY
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1-1000 GR OF SUGAR
2-500 ML OF WATER
3-10 WOODEN
STICKS.
4- A MEDIUM POT
(TO BOIL WATER)
5-A GLASS CONTAINER
6 – FOOD COLORING
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1-WET IN WATER A TIP OF THE STICKS AND COVER WITH SUGAR
THE SUGAR SHOULD COVER 5 TO 7.5 CM OF
THE STICKS. LET IT DRY COMPLETELY.
2. BOIL 2 CUPS OF WATER AND 5 CUPS OF
SUGAR IN A MEDIUM COUNTAINER ALMOST THE SUGAR IS DISSOLVED. IT CAN REMEBER
YOU AT THE SYRUP.
3-LET THE SYRUP LAY UNTIL IT IS COLD
AND POUR IN A GLASS CONTAINER FOOD
COLORING.
4-WHEN THE SYRUP COLOR HAS COLD PUT SUGARY STICKS FOR ABOUT A WEEK.
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-----------------------------------
CONCLUSION
SUGAR IS CRYSTALLIZED WHEN MOISTURIZING
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PROYECTO FERIA DE CIENCIAS EN INGLES: FRANKENSTEIN GUSANO
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OBJETIVE
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INTRODUCTION
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MATERIAL
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DEVELOPMENT
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FRANKENSTEIN
WORMS
2ND
GRADE
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THE STUDENT WILL UNDERSTAND THAT MEANS OF A CHEMICAL REACTION CAN CARRY OUT A MOVEMENT
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HAVING THE ACETIC ACID
(VINEGAR) OBSERVE WHAT HAPPENS WITH THE BAKING SODA.
WHEN THIS GAS´BUBBLES ARE
LESS DENSE THAN THE VINEGAR. THEY WILL
RISE TOWARD THE SURFACE JUST LIKE THE SMALL WORMS
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1-GUMMIES
WORMS
2-SCISSORS
3-45G.
OF BAKING SODA
4-HOT
WATER
5-SPOON
6-TRANSPARENT
JAR OR GLASS
7-WHITE
VINEGAR
8-FORK
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1-USING SCISSORS MAKE A FINE AND SMALL OF JELLY BEANS STRIPES CUT AT LEAST 4
TIMES ALONG.
2 MIX BAKING SODA WITH HOT WATER MIX WELL. PUT THE JELLY BEANS STRIPS IN THE BAKING SODA SOLUTION LET THEM IN SOAK ABOUT 15 TO 20 MIN 3.WHILE THE WORMS STRIPS ARE SOAKED, FILL A GLASS OR JAR WITH VINEGAR. 4-AFTER 20 MIN, FISH THE STRIPS OF BAKING SODA SOLUTION WITH A FORK AND PUT THEM IN A GLASS WITH VINEGAR SO THEY GET RECOVERED. |
____________________ CONCLUSION
WITH THE
CHEMICAL REACTION FORM BUBBLES, AND THE WORMS MOVEMENT. BECOME VERY THICK.
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sábado, 10 de marzo de 2018
jueves, 8 de marzo de 2018
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