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Tuesday, 15 August 2017

How to be safe in Science

Planning








Aim: I want to find out how to be safe in Science

Equipment:
Bucket
Detergent
Cold Water
Tube
Gas Tap
Safety Glasses
Lighter

Method:


  1. Get a Bucket.
  2. Put in a good Squirt of detergent.
  3. Fill half of your bucket with cold water.
  4. Take your loose clothing off, pull your sleeves up, if you have long hair tie it up.
  5. Connect a tube up to the gas tap and put it in the water.
  6. Turn on the gas and make some bubbles.
  7. Wet your hands and wrists up to your elbows.
  8. Put safety glasses on.
  9. Get a scoop of bubbles.
  10. Hold the bubbles away from your face.
  11. Use a lighter, ignite the bottom of the bubbles.
  12. Slowly open your hands.














Doing
Felt: Hot as the fire reached the bottom of the bubbles and shot up
Smelt: I smelt something that smelled like burning asparagus
Heard: I heard the class screaming as the fire reached my hands
Looked: It looked like a giant flame that shot up into the air and created black rings of smoke.





Explaining

Why do you roll up your sleeves?
Because if you didn't you clothes would burn onto your skin and scar you for life.

Why do we put water on your hands?
So our hands and arms are protected because fire can't go through water.

Why does fire go up?
The pressure is stronger at the bottom therefor the lighter flame shoots up . Which then creates black rings in the sky.

Why is fire hot?
Thermal energy is released.

Why do we put safety glasses on?
To keep our eyes safe.

Why do we put gas in the bubbles?
So they can light on fire.

Why do we put our hands up?
So we don't burn our body doesn't burn.

Why didn't it burn our hands?
Because we put water on them and fire can't go through water.


























































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