Week 45
Topic: Corrosion
During lesson: We studied Corrosion from a theory copy. If you were absent, please, come and get copies from Anna. Next lesson is the test.
Homework: Study for the test. It's on our next lesson after TET.
9A: Anna will give you revision copies during this week.
9B: You got revision copies during the lesson.
Week 44
Topic: Electrochemistry, Electrolytic cell
During lesson: We studied Electrolytic cell from a theory copy and drew an image of it. If you were absent, please, come and get copies from Anna.
Homework: Watch the following videos
Electrolytic cell up to 15:50
Week 42
9A:
Topic: Electrochemistry, Galvanic cell
During lesson: We did a demonstration about Galvanic cell. If you were absent, please, come and get copy from Anna.
Homework: ex. 6, 7 & 8 from the exercise copy you got last week.
9B:
A MDU gallery walk with Teija and Riikka.
We'll see after the Autumn break and check the homework ex. 6, 7 & 8 from the exercise copy then.
We'll see after the Autumn break and check the homework ex. 6, 7 & 8 from the exercise copy then.
Week 41
9A:
Topic: Electrochemistry, Galvanic cell
During: We studied Galvanic cell from a theory copy and drew an image of it. If you were absent, please, come and get copies from Anna.
Homework: ex. 3, 5 from the exercise copy you got during the lesson.
9B:
Topic: Electrochemistry, Galvanic cell
During lesson: We did a demonstration about Galvanic cell. If you were absent, please, come and get copy from Anna.
Homework: ex. 6, 7 & 8 from the exercise copy you got last week.
Next week you'll have a MDU gallery walk with Teija and Riikka during our chemistry lesson. So wee see each other after the autumn holiday.
Next week you'll have a MDU gallery walk with Teija and Riikka during our chemistry lesson. So wee see each other after the autumn holiday.
Week 40
9A:
Topic: Reactivity Series of Metals, Redox reactions
Students did an experiment.
A sheet was given. If you were absent, please, come and get yours from Anna.
A sheet was given. If you were absent, please, come and get yours from Anna.
Homework: You got a homework slip at the end of the lesson. Do it at home.
9B:
Topic: Electrochemistry, Galvanic cell
Done: We studied Galvanic cell from a theory copy and drew an image of it. If you were absent, please, come and get copies from Anna.
Homework: ex. 3, 5 from the exercise copy you got during the lesson.
Week 39
9A:
Topic: Reactivity Series of Metals, Redox reactions
Done: A short note was written into notebooks. Examples and exercises about redox reactions.
Sheets were given. If you were absent, please, come and get yours from Anna.
Homework: Complete the exercises at home.
9B:
Topic: Reactivity Series of Metals, Redox reactions
Done: A correction was made to last weeks copy. Examples and exercises about redox reactions.
An extra exercise was given. If you were absent, please, come and get yours from Anna.
Homework: Do the homework exercises given on the lesson + the extra exercise.
If you were absent these are the homework redox reaction erquations:
Does the reaction happen? If it does continue the reaction equation.
If you were absent these are the homework redox reaction erquations:
Does the reaction happen? If it does continue the reaction equation.
Sn + Fe2+ →
Pb + Zn2+ →
Pb + Cu2+ →
Extra exercises as homework also:
Fe + 2Ag+ →
Zn + Al3+→
Au + Ag+ →
Week 38
9A: No lesson due to the Autumn Fun Day
9B:
Topic: Reactivity Series of Metals
Students did an experiment.
A sheet was given. If you were absent, please, come and get yours from Anna.
A sheet was given. If you were absent, please, come and get yours from Anna.
Homework: Do exercises 2-4 on the last page of the copy.
Week 37
Topic: Reactivity Series of Metals
A sheet was given. If you were absent, please, come and get yours from Anna.
Homework: Read p. 206-209 from Ilmiö book. If you don't know how to find the translations, please send Anna a Wilma message.
Week 36
Topics: Metal bond, properties of metals, metal alloys and heavy metals.
Sheets were given. If you were absent, please, come and get yours from Anna.
Homework: Do the homework tasks sheet you got. (And remember your MDU homework: answer the 1st task on Teams by Tue 1.9.)
If you were absent, these are the homework questions:
- Name four objects that are made of metal. What property of the metal makes is suitable for manufacturing the object?
- Why are teeth filled with metal fillings as well as plastic (composite) fillings, instead of only plastic fillings?
- Why is the inside of an electrical wire made of metal, but the outer covering is not?
- Why is cooking pot made of metal but a coffee cup is not?
Week 35
Topics: Introducing MDU (Chemistry, Physics, Biology) and revision from years 7 and 8 (we'll continue it next week).
A revision sheet and a book was given. If you were absent, please, come and get yours from Anna.
Homework: Finish the revision sheet you got (this is for Chemistry).
MDU homework: In Teams answer the questions in the first task by 1st of September. On going homework for MDU is to read the book by the 1st of December.
Week 34
Starting lesson.
Notebooks were given. If you were absent, please, make sure to get yours.
Homework: Please answer the questions in this form during this week (17.-23.8.).