Pages

Tuesday, September 24, 2019

science laboratory

Aim: To learn about the expected behaviour in a science laboratory.


Our R9 Class Treaty
  1.  bags under your desk  
  2.  no food or drinks  
  3.  no running
  4.  don't touch experiments 
  5.  report any breakages or spills
  6.  do not taste or sniff anything  
Safety in a laboratory.

teacher   shoes   practical  teacher laboratory   ask  sniff teacher  breakages 
  1.   Follow the instructions given to you by the _____teachers_____ .
  2.   You must not enter the laboratory without your ___teacher_____.
  3.   Report all _____breakages_______ to your teacher.
  4.   You must never eat or drink in a _____laboratory_______ .
  5.   ___shoes____ must be worn at all times.
  6.   If you spill something you should tell your ____teacher_____ immediately.
  7.  You should wash your hands after every ___practical____ activity.
  8. You should know what you are doing. If in doubt ___ask___ your teacher.
  9. Never taste or ___sniff___ chemicals.
In your group, discuss how the following scenarios could be dangerous.
  1. Not putting your bag under your desk.
  2. Running around in the laboratory.
  3. Not wearing shoes in a laboratory.
  4. Shaking a test tube with your thumb over its mouth?
How do we work in this laboratory?
  1. Beginning and End of class: Lining up, Entry, Seating, 
  2. Equipment tray: equipment list and details.







  • Test tube - This is used for experiments using liquids. They have a bung that can be placed in the top. Test tubes sit in a test tube rack.
  • Conical Flask - This is used for experiments with liquid up to 150 ml. The flask has a rubber bung for the top and the glass is heatproof.
  • Glass Stirring rod - This is a 20cm glass rod used to stir and mix any liquids together.
  • Test tube tongs - These are used to hold a hot test tube after an experiment.
  • Spatula - This is for holding very small amounts of chemical powders.
  • Funnel - used to channel liquids into a smaller container.
  • Measuring Cylinder - This is used to measure liquids for experiments. The liquids will be poured into a beaker or test tube once measured out.
  • beaker
       

No comments:

Post a Comment

To support my learning I ask you to comment as follows:
1. Something positive - something you like about what I have shared.
2. Thoughtful - A sentence to let us know you actually read/watched or listened to what I had to say
3. Something thoughtful - how have you connected with my learning? Give me some ideas for next time or ask me a question.