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Thursday, September 17, 2015
Wednesday, September 16, 2015
Monday, August 10, 2015
Exploding Coke
https://www.youtube.com/watch?v=iS2vG1o7Op4
Does Coke really explode when a Mentos lolly is dropped into it
Yes it does!!!!!!!!!!!
But can we do better?
What conditions will make it go higher?
1.What happens if we add more Mentos?
2.Does it work better with hot Coke,warm Coke or cold Coke.
3.does crushed Mentos work better than whole Mentos?
4.Does diet Coke work better than normal Coke?
Experiment
1.add 150mL of coke to a 250mL conical flask.
2.add one mentos lolly and watch what happens.
3.This is to be done outside.
4. measure the height.
Does Coke really explode when a Mentos lolly is dropped into it
Yes it does!!!!!!!!!!!
But can we do better?
What conditions will make it go higher?
1.What happens if we add more Mentos?
2.Does it work better with hot Coke,warm Coke or cold Coke.
3.does crushed Mentos work better than whole Mentos?
4.Does diet Coke work better than normal Coke?
Experiment
1.add 150mL of coke to a 250mL conical flask.
2.add one mentos lolly and watch what happens.
3.This is to be done outside.
4. measure the height.
THE EXPERIMENT DID NOT WORK!!!!!!!!
IT WAS A FAIL!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Tuesday, August 4, 2015
Taste testing
What part of the body do we taste with?
Tongue

What taste can we taste?
Salt,bitter,sweet and sour

Tongue
What taste can we taste?
Salt,bitter,sweet and sour
| What does it taste like with no sight or smell? | What does it taste like with no sight only | I think the food is..... | The food actually was... | |
| Food#1 | it was salty | salty | salt | sea salt |
| Food#2 | It tasted like bitter | bitter | coffee | coffee |
| Food#3 | it tasted like sour and vinegar | sour and vinegar | salt vinegar | citric acid |
| Food#4 | it tasted nothing | nothing | flour | gluten flour |
| Food#5 | it tasted really sour | sour | vinegar | malt vinegar |
Monday, July 27, 2015
Making Ginger Beer
Aim:
I want to find out how to make a Ginger beer.
Method:
https://www.youtube.com/watch?v=rSBb7bCCbNY
I need water,sugar,ginger and lemon
QUESTION
1.What is fermentation?
The chemical break down of a substance by bacteria,yeast or other microorganisms, typically involving
effervescence and the giving of a heat.
2.A microscopic fungus consisting of single oval cell that reproduce by budding and capable of converting sugar into alcohol and carbon dioxide.
3.What does yeast look like under a microscope

What is that stuff at the bottom?
Yeast
What does it smells like?
Its smells like ginger with alcohol.
What does it taste like?
It taste like ginger with lemon and sugar.
Mr.Stock tasted my one and he rated it 8/10.
I want to find out how to make a Ginger beer.
Method:
https://www.youtube.com/watch?v=rSBb7bCCbNY
I need water,sugar,ginger and lemon
QUESTION
1.What is fermentation?
The chemical break down of a substance by bacteria,yeast or other microorganisms, typically involving
effervescence and the giving of a heat.
2.A microscopic fungus consisting of single oval cell that reproduce by budding and capable of converting sugar into alcohol and carbon dioxide.
3.What does yeast look like under a microscope
What is that stuff at the bottom?
Yeast
What does it smells like?
Its smells like ginger with alcohol.
What does it taste like?
It taste like ginger with lemon and sugar.
Mr.Stock tasted my one and he rated it 8/10.
Tuesday, July 21, 2015
Cooling a Soda
Aim
I want to find out what is the fastest way to cool down a can of soda on a hot day
Prediction
I predict that I can cool a soda from room temperature to 5 degrees in 30 mins.
Method
Equipment
Ice,Soda,Salt
Experiment
1 I took the temperature of a drink at the start of the period.It was 17 degrees
2 I put a soda drink in some ice water and added 10 spoonfuls of salt to the container
I want to find out what is the fastest way to cool down a can of soda on a hot day
Prediction
I predict that I can cool a soda from room temperature to 5 degrees in 30 mins.
Method
Equipment
Ice,Soda,Salt
Experiment
1 I took the temperature of a drink at the start of the period.It was 17 degrees
2 I put a soda drink in some ice water and added 10 spoonfuls of salt to the container
Tuesday, June 23, 2015
What is weather
How do you read a weather map?
What do the lines mean?
The lines are called Isobars.Isobars are the line in the weather map.The isobars are lines that connect areas of equal atmospheric pressure.Iso means equal and bars means pressure.
What do the H and the L mean?
Thursday, June 11, 2015
How Weather can kill you
Lightning
Lightning can kill by striking you and if you get struck by it there is a big chance that it could kill you.
Typhoon Yolanda
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