This site is maintained by Henry Welman, former provincial co-ordinator (2017-2022) for physical and technical sciences in the Free State, South Africa. Please read the disclaimer at the bottom of the posts.
Monday, 27 June 2016
Future of flash drives
What are we going to use after flash drives? Look at this article about a tiny quarts disc that will be able to store an enormous amount of data for an enourmous long time.
Labels:
Technology
Friday, 24 June 2016
Gr 11 June physical science exam: Comments
You are welcome to post comments, questions, suggestions, alternatives, etc. about today's paper and memorandum in this space. I will ask the examiners to respond to it.
*** New information ***
Q.10.3
The missing mark should be for plotting co-ordinates three and four.
*** Previous information ***
Q5.4
Correct alternative for the reason:
*** New information ***
Q.10.3
The missing mark should be for plotting co-ordinates three and four.
*** Previous information ***
Q5.4
Correct alternative for the reason:
- According to n = c/v (mark)
- the speed of light is inversely proportional
- to the refractive index, (mark)
- because c (speed of light) is constant. (mark)
IBP holiday broadcast: Change in date
Some time ago the broadcast timetable for memo discussions and the revision programme during the holidays was released (see this post). However, the slots for physical sciences and life sciences will swap. Hence, the physical science broadcast will take place on 1 July at 08:00 to 10:00 and 10:30 to 12:30.
Please make your learners aware of it. The June exam papers are going to be discussed for revision purposes and it might help them in their preparation for the end of the year.
Please make your learners aware of it. The June exam papers are going to be discussed for revision purposes and it might help them in their preparation for the end of the year.
Labels:
Grade 12,
IBP,
Memorandum,
Revision
Tuesday, 21 June 2016
Official NDBE examination guidelines for grades 10 and 11 are available
The official examination guidelines from the National Department of Basic Education for grades 10 and 11 for physical sciences are available now. Free State teachers are familiar with these documents, but please discard all previous and other copies you may have. Go to this page to download your personal copies.
Friday, 17 June 2016
CAPS training: Technical Sciences Grade 11
The CAPS training for technical sciences (grade 11) will DV take place from 26 to 30 September 2016 (last week of term three).
Circular LTA 10 of 2016 dealing with this is available here. This circular has the details for training of technical mathematics and all the technical subjects as well.
Labels:
CAPS,
Grade 11,
Technical Science,
Training
Thursday, 16 June 2016
June practical tasks: Comments
You are welcome to post comments, questions, suggestions, alternatives, etc. about today's papers and memoranda for all the practical tasks in grades 12, 11 and 10. I will ask the examiners to respond to it.
*** New info ***
Grade 10 practical task Q3.1
Interpret the marking criteria as follows for 1 and 2:
Interpret the marking of 3 as follows:
*** New info ***
Grade 10 practical task Q3.1
Interpret the marking criteria as follows for 1 and 2:
- If any three co-ordinates are plotted correctly; give the first mark for plotting.
- (1): A second mark is given for plotting if a further two co-ordinates (total of five by now) are plotted correctly.
- (2): A third mark is given for plotting if another two co-ordinates (seven in total by now) are plotted correctly.
Interpret the marking of 3 as follows:
- If learners put volume on the y-axis and temperature on the x-axis, they forfeit the first mark mentioned in the marking criteria, but if they draw the graph correctly from their plotted co-ordinates, they get the last mark.
- For swapped axes and correctly plotted co-ordinates, the graph should be a more or less straight line that curves upwards at the end.
- The graph in the memorandum is incorrect.
- The correct graph (see picture below) should display critical angle versus material according to the question. That implies that each critical angle should be calculated.
- This graph is more complicated than originally intended for the balance of the question paper. You therefore have permission to ignore this answer and to mark the paper out of 35 if necessary.
- Please make a note of this correction in your memorandum for future reference.
Gr 10 June physical science exam: Comments
You are welcome to post comments, questions, suggestions, alternatives, etc. about today's paper and memorandum in this space. I will ask the examiners to respond to it.
*** New information ***
Q2.1.1
Q2.1.2
Q2.1.4
*** New information ***
Q2.1.1
- Scratch "granite counter top". Granite is a heterogeneous mixture.
- Add "paper clip". If a paper clip is made of an alloy such as steel wire, it is a heterogeneous mixture.
Q2.1.2
- Add "granite counter top" here.
Q2.1.4
- Keep "paper clip" here. If it is made of copper, it is fine here. Hence, two answers must be accepted for paper clip.
Wednesday, 15 June 2016
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Tuesday, 14 June 2016
Gr 12 June physical science exam (P2): Comments
You are welcome to post comments, questions, suggestions, alternatives, etc. about today's paper and memorandum in this space. I will ask the examiners to respond to it.
*** New info ***
Question 5.3
Question: "Do we penalise if the zero(s) is/are not shown?"
Answer: "No. Based on the rule that non-inclusion of zeros into correct formulae are not penalised, you can accept 15 divided by 60 as correct substitution."
Question 8.2.1
Question: "Can I accept "... forms hydroxide ions ..."?
Answer: "Yes"
Question 8.2.4
Question: "May I accept a final answer of 0,01 dm3?"
Answer: "Yes. Rounding off to a minimum of two decimal places is allowed."
*** New info ***
Question 5.3
Question: "Do we penalise if the zero(s) is/are not shown?"
Answer: "No. Based on the rule that non-inclusion of zeros into correct formulae are not penalised, you can accept 15 divided by 60 as correct substitution."
Question 8.2.1
Question: "Can I accept "... forms hydroxide ions ..."?
Answer: "Yes"
Question 8.2.4
Question: "May I accept a final answer of 0,01 dm3?"
Answer: "Yes. Rounding off to a minimum of two decimal places is allowed."
Gr 12 June physical science exam (P1): Comments
You are welcome to post comments, questions, suggestions, alternatives, etc. about today's paper and memorandum in this space. I will ask the examiners to respond to it.
*** New information ***
Question 8.6.2: The question counts two marks. Replace the single tick on the memo with two ticks. They are marked as a unit; two or zero.
Here are the extra options discussed during the IBP session.
*** New information ***
Question 8.6.2: The question counts two marks. Replace the single tick on the memo with two ticks. They are marked as a unit; two or zero.
Here are the extra options discussed during the IBP session.
Monday, 13 June 2016
Gr 10 June technical science exam: Comments
You are welcome to post comments, questions, suggestions, alternatives, etc. about today's paper and memorandum in this space. I will ask the examiners to respond to it.
Thursday, 9 June 2016
Dates for formal assessment tasks confirmed
(C): http://goo.gl/vhG2Do |
All the assessment dates are available now. Please refer to this page to get them.
Labels:
Assessment,
Control Test,
Date,
Examination,
Grade 10,
Grade 11,
Grade 12
Wednesday, 8 June 2016
IBP June memo broadcasts and cluster marking: Grade 12
The IBP broadcasts of the grade 12 June examination memoranda will DV be as follows:
Cluster marking and moderation are scheduled from 14:00 to 16:00. Arrangements were emailed to all teachers and principals.
Please attend at any of the following IBP centres nearest to you (Name of person in charge is in brackets):
- Physics (P1): 13 June 2016 from 12:00 to 14:00
- Chemistry (P2): 14 June from 12:00 to 14:00
Cluster marking and moderation are scheduled from 14:00 to 16:00. Arrangements were emailed to all teachers and principals.
Please attend at any of the following IBP centres nearest to you (Name of person in charge is in brackets):
- Akademia (Mr Sello)
- Aramela (Miss Motau or Mr Leeuw if Miss Motau is not available)
- Concordia (Mrs van den Heever)
- DTDC (ERC) (Mr Nkone)
- Iphateleng (Mr Hlwempu)
- Kheleng (Mr Mabitse)
- LA Wesi (Mr Moremi)
- Leseding (Miss Motaung)
- Mamello (Mr NS Mofokeng)
- Oziel Selele (Mr Nzunga)
- Rainbow (Mr TN Moreki)
- Rearabetswe (Mrs Moahludi)
Labels:
Cluster,
Grade 12,
IBP,
Marking,
Moderation
Wednesday, 1 June 2016
Provincial SBA Moderation: June 2016/follow-up
This is a follow-up post on a previous one that deals with provincial SBA moderation. Click here to go to the previous post in which you find the moderation dates, plus the schools sampled for grade 10.
Schools sampled for grade 11 and 12 are available now, and they are:
Grade 11
Grade 12
(*) The list received from the examination section did not indicate whether it is Welkom High, Welkom-Gimnasium or Welkom Sekondêr. Please contact the examination section for clarity.
The moderation material must be submitted at Kopano Building, room VG10 on the ground floor by the latest at 12:00 on the following dates:
Ensure that your material is submitted on time in order to be taken to Bloemfontein.
Schools sampled for grade 11 and 12 are available now, and they are:
Grade 11
- Bahale
- Diphetoho
- Iphateleng
- LA Wesi
- Lebogang
- Lekgarietse
- Naledi-ya-Botshabelo
- Phehello
- Repholositswe
- Rheederpark
- Unitas
Grade 12
- Concordia
- Hanover
- Kagisano
- Kgololosego
- Lenakeng
- Rearabetswe
- Reatlehile
- Refihletse
- Seqhobong
- Tikwana
- Welkom ???(*)
(*) The list received from the examination section did not indicate whether it is Welkom High, Welkom-Gimnasium or Welkom Sekondêr. Please contact the examination section for clarity.
The moderation material must be submitted at Kopano Building, room VG10 on the ground floor by the latest at 12:00 on the following dates:
- Grade 10: 3 June 2016
- Grade 11: 8 June 2016
- Grade 12: 22 June 2016
Ensure that your material is submitted on time in order to be taken to Bloemfontein.
Labels:
Grade 10,
Grade 11,
Grade 12,
Moderation,
SBA
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