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Showing posts with label Chemistry. Show all posts
Showing posts with label Chemistry. Show all posts

Friday, 11 June 2021

Edible slime

 Aim:

I want to find out how to make edible slime.

Research:

 

Method:

equipment

Marshmallows

bowl/cup

Something to stir with not your finger

oil

Corn starch

Instructions

1. grab a bowl or paper cup

2. Put Marshmallows in cup/bowl

3. put in microwave

4. take out

5. mix the marshmallows with a spoon 

6. pour some corn flower in the marshmallow

7. mix them again

photo

thanks for looking at blog


Friday, 4 June 2021

Gummy Bear Osmosis

 Aim: 

I want to find out what happens when gummy bears are put in liquids. 

Method:

Equipment

  • Salt Water (Sodium Chloride)
  • Normal Water
  • Sugar Water (Sucrose)
  • Gummy Bears
  • 2x Petri Dishes
  • Marker pen
  • Electronic Scales
  • Safety Glasses 
Instructions
  1. Get tour equipment.
  2. Wear safety glasses.
  3. Using a marker pen, write your name and the conditions and the weight of the gummy bear.
  4. Do the experiment.
Results: 
Dry GummySugar GummyWater GummySalty Gummy
Initial Weight (g)2.382.252.452.33
Final Weight (g)2.410.160.010.12
Differencegain 0.03lose 2.09lose 2.44lose 2.21

The water gained the most weight.

Friday, 28 May 2021

Lighting a Bunsen Burner

 Aim: 

I want to find out how to safely light a Bunsen Burner.

Method:

Equipment

  • Heat mat
  • Bunsen burner 
  • Matches or lighter
  • Safety glasses
Instructions
  1. Get your equipment
  2. put on safety glasses
  3. Connect the hose to gas tap
  4. Turn the collar to close the air hole
  5. Light the lighter and hold it over the barrel
  6. turn the gas on
  7. turn the collar to open the air hole

Bunsen burner components







Results: