fingerprintng

materials: microscope

inkpad

paper

i put ink on my fingers and thumbs and put it on the paper. 

i looked at it through a microscope.

my finger print is a loop.

there are 3 types: arch, loop, wharl. 

heart foundation video

 

regular exercise can keep your heart healthy

exercise is good for you like running, walking, biking and playing

your heart gets bigger and stronger with good exercise.

I participate in volleyball walking round the school alot. At home I ride my bike. 

I would tell them to join a team with a friend.

ph scales and experiment

 ph is a scale of acidity from 0 to 14 with 7 being netural. 

ph scale acidic:  0-battery

              1- stomach acid

              2- lemon

               3- vinegar 

                4- tomato 

7 netural-water

base:

13-bleach. 

equipment: red cabbage

knife

bunsen burner

beaker

water

steps

1. cut the cabbage into small pieces.

2. place the cabbage in the beaker and fill it with 50 ml of water.

3. once the cabbage is boiled leave it to cool down.

4. once the cabbage is cooled remove the cabbage leaves and use red water as an indicator. 

sherbet experiment and baking soda

sherbert ingredients

 1. sugar

2. baking soda

3, raro crystals

4. citric acid

5. tartaric acid.

baking soda uses:

1. heartburn

2. mouthwash

3. Whiten my teeth

4. deodorant

5.  Itchy skin and bug bites

6. Fridge smells-put baking soda in fridge 

      7 .  baking 

steps.

1. add the baking soda , sugar and cirtric acid together in a bowl. 

2. add the raro crystrals and tartaric acid together.

3. add all ingredients together and place in a plastic bag. 

4. mix it well together and eat it. yum.

recipe 

1 teaspoon of powdered drink crystals (eg Raro)

1/4 teaspoon of citric acid

1 teaspoon of Icing Sugar

1/4 teaspoon Baking Soda.