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Tuesday 14 May 2019

Science (Crystal video)

Aim: To learn about a saturated solution and how to make crystals
Definition of the solution
A liquid mixture, when something is dissolved into a liquid (eg: sugar in water) 

Definition of saturated
Having or holding as much as can be absorbed of something (when no more sugar or borax can be dissolved into the water)


In groups of three, you will make three different types of crystals and compare the results.


Image result for borax crystals

Ratio; 3 Tablespoons Borax per 1/2 cup water

Materials

1) Cup
2) Borax
3) 1x Ice cream sticks
4) Water
5) Peg
6) Pimp cleaners

Process

Step 1: Get a 1x cup
Step 2: Write the name Borax on the cup.
Step 3: Tap water in a cup 
Step 4:  Put Borax in the water
Step 5:  Make Pimp cleaners into a star
Step 6: Put the star on a peg and put in water

Sugar Crystals

Grow your own Sugar Crystals

Ratio: 1 cup sugar to 1/2 cup water

Materials

1)  a Cup
2)  String
3)  1x Ice cream stick
4)  Sugar
5)  Warm water

Process

Step 1: get a cup
Step 2: Put warm water 
Step 3: Put sugar in the cup
Step 4: Mix the water
Step 5: Put a string on a Stick and put it int the water
Step 6:



Image result for how to make salt crystals

Ratio: 4 Tablespoons salt to 1/2 cup water

Materials

1) Salt 
2) cup
3) Pen
4) Water
5) Stick
6) string
Process

Step 1: Tip water in a cup
Step 2: Put salt in the water
Step 3: Mix the cup
Step 4: tie a string around a stick and put it in the water
Step 5:
Step 6:


Findings

Describe your crystals in the table below.



Crystal Type
Shape
(Describe the shape)
Size
(of individual crystals)
Hardness
(Crumbly to Rock Hard)
Borax


Image result for borax crystals
round and sharp mediumIt's is hard
Sugar
Image result for sugar crystals


 Small Cube shapeMedium hard
Salt

Image result for salt crystals

Medium and small cubeMedium hard

What crystals worked out best and why?:
Borax because it is bigger and I say it's better plus the other ones are small so it's not that cool.

Conclusion:
Making the crystals was fun because I got to make a crystal and I've never done it before. That's what made it fun and it was interesting how it was getting made the crystals that we made were borax, salt and sugar crystals so now when I go home I can make heaps of crystals and show it off even if it's not real so I learned in science how to make crystals.

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