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Wednesday, May 19, 2021

Science


Aim: 

To see what a positive test is for hydrogen gas


Method:

1.Add your sample of metal to your test tube. 

2.Add 2ml of acid.

3.Carefully invert the boiling tube above

the test tube containing the metal and acid.

4.Hold the test tube together for a few minutes,

allowing time for the inverted boiling tube to fill with gas. 

5.When you think the tube is full,

your lab partner should light a wooden splint.

6.Carefully, but quickly, tilt the boiling tube full of gas upwards

and insert the burning splint into the mouth of the test tube.


Example of Pop Test | Pearltrees


Results: After three tries the reactants made a pop noise when

the burning splint touched the gas that was produced. 


Discussion: As soon as the metal and acid was trapped between the tubes

it started to boil and produce a gas, once heat was applied the reactants

made a pop noise, immediately afterwards it started to smoke up.


Conclusion: Although in the end we managed to get the reaction we were aiming for, it took a while due to us using a weaker acid first. Once the acid was changed we got the results wanted.

Tuesday, March 16, 2021

The Last Post

 The Last Post  


As Trumpets are played by a military. Trumpeting the song of the lost, the fallen, the dead we stand together to honour, mourn and to remember those who served our country. 

When do you hear this song? This song is heard on Remembrance day, Anzac day, sites of memorial in the United States and in the background songs of funerals and memorials for those lost in service to their country worldwide. It is heard in most military involved event.

What does this song represent? At a soldiers funeral this song signifies he/she has gone to final rest, but is also used to represent those who went to war.

Why is this significant/important to NZ? The last post is important to NZ as it is played in remembrance of the New Zealand soldiers. The last post represents those who went to war, it represents fallen soldiers, it represents those who fought for our nation. 

Why was it played and when? The last post hasn't always been a sing to represent fallen soldiers but  was once used to help with the days activities such as times to eat, exercise, sleep and many others. The song is still the same but has different changes, it has lengthened and is no longer 45 seconds but is 75 seconds, its pauses are longer and its tune is more mournful. 

hey shall grow not old, as we that are left grow old: Age shall not weary them, nor the years condemn. At the going down of the sun and in the morning, We will remember them.



Monday, February 22, 2021

Black Slavery

 


Slavery in America 


Spirituals - 

   - Explain the use of spirituals and what they are? Spirituals is a form of communication, grief, and                   belief. Slaves sung to uplift slaves, make them happier which also gave hope that freedom is                           waiting for them not only that but spirituals were used to send hidden messages to each other. 

      

Harriet Tubman -

  -  Known as the "moses of her people" Harriet Tubman is the creator of the Underground Railroad which         leaded enslaved people to freedom before the civil war. Making 19 trips to South Harriet Tubman free'd         approximately thousands of  enslaved people through the underground railroad. 



Spiritual - Wade in the water 

Wade in the water was a spiritual used to send the message that would educate the slaves preferably the younger slaves on how to escape. "Wade in the water" was indicating to the slaves that they should go into the water to remove all the scents which were used for dogs and guards to find the slaves. Removing the scent from the slaves by going into the water would make it easier for the slaves to escape. 



Why are these events still significant today? 
  - Spirituals are still used today, they are used to conflict, remember, find justice and also honour those involved in the historical slavery. Movements such as Black Lives Matter are pointing out that racism towards black people still carries on today, they are protesting peace and justice for the black people.