S4 School Closure Work
S4 NATIONAL 5 CLASSES
Classes taught by Mrs Steedman, Mr Young, Mr Trewartha, Mr Matheson and Mrs Ingis(currently Mr Wood).
WORK FOR THE WEEK OF 29th of June 


This week’s work is Angles inside a semicircle. DOWNLOAD HERE 

WORK FOR THE WEEK OF 22nd of June  
Worded Simultaneous Equations questions  
Lessons 1 and 2 Worded Simultaneous Equations questions Watch the video clip https://www.youtube.com/watch?v=E27DFaWD2F4 This is two lessons work remember. From your textbook have a go at the questions from Ex4.5 on pages 40 – 41. If you do not have your textbook contact your teacher on TEAMs for more information. If you would like to watch a video of another question like this go to this link and watch this video clip from 1 minute 16 seconds until the end of the simultaneous equation question. https://www.youtube.com/watch?v=LKdUVYFX5o 
Lesson 3 Non – calculator work From your textbook try the non – calculator review exercise on page 34 in your textbook. See how far you can get in 30 minutes. 

WORK FOR THE WEEK OF 15th of June  
SIMULTANEOUS EQUATIONS  
Lesson 1 Solving Simultaneous Equations Introduction Watch this video up until 4 minutes and 10 seconds https://corbettmaths.com/ Then from this worksheet try question 1 a) – f) and all of question 2. WORKSHEET 1 
Lesson 2 Solving Simultaneous Equations by multiplying one of the equations Watch this video from 5 minutes 45 seconds until 11 minutes 12 seconds https://corbettmaths.com/2013/03/05 Then do all the questions from this worksheet WORKSHEET 2 
Lesson 3 Solving Simultaneous Equations by multiplying both equations Watch this video from 11 minutes 12 seconds until the end https://corbettmaths.com/2013/03/05 Then from the worksheet try question 3 only from the WORKOUT section. There are a lot of questions here so just do any 9 of them. https://corbettmaths.com/wp CORBETT WORKSHEET 

WORK FOR THE WEEK OF 8th of June  
SIMILAR SHAPES  
Lesson 1 Similar shapes – sides Start by watching the video https://corbettmaths.com/ Now try questions 1 – 3 from the worksheet. If these questions seem too easy then try questions 4 – 9 instead. https://corbettmaths. 
Lesson 2 Similar shapes area Start by watching the video https://corbettmaths.com/ Now try questions 1, 3, 4, 6 and 9 only from the worksheet. https://corbettmaths.com/wp 
lesson 3 Similar shapes volume Start by watching the video Now try questions 2, 11, 8, 10 and 17 only from the worksheet. https://corbettmaths.com/wp 

WORK FOR THE WEEK OF 3rd of June  
REVISION OF THE STRAIGHT LINE  
Lesson 1 Find the equation of a straight line given the y intercept Watch the video https://corbettmaths.com/2013/05/29/ Now from the worksheet try questions 6 and 7 https://corbettmaths.com/wpcontent/uploads

Lesson 2 Find the equation of a straight line given any two points Watch the video from last lesson again if you need to. https://corbettmaths.com/2013/05// Now from the worksheet try questions 9 and 10. https://corbettmaths.com/wp 

WORK FOR THE WEEK OF 25th of may  
REVISION OF STRAIGHT LINE  
Lesson 1 Gradient of a straight line Watch the video https://corbettmaths.com/ Then from this worksheet do questions 1, 3 and 5 only https://corbettmaths.com 
Lesson 2 Gradient between two points Watch this video https://corbettmaths.com/ Then from the worksheet do questions 6 only https://corbettmaths.com/ 
Lesson 3 Equation of a straight line intro Watch this video https://corbettmaths.com/ Then from the worksheet do question 5 only https://corbettmaths.com/ 

WORK FOR THE WEEK OF 18th of may  
INDICES  
Lesson 1 rules of indices Watch this video clip https://corbettmaths.com Now from the exercise do all the questions in the first column of questions 1 – 5 and then all of question 6. https://corbettmaths.com/ 
Lesson 2 negative indices Watch this video clip https://corbettmaths.com Now from the exercise do all the questions in the first column of questions 1 – 6, and then try all of question 7 and 8. https://corbettmaths.com 
Lesson 3 indices with fractions Watch this video clip https://corbettmaths.com Now from the exercise do all the questions in the first column of questions 1 – 9. https://corbettmaths.com 

WORK FOR THE WEEK OF 11th of may  
The focus for this week is to revise what we have learnt about surds. Please pace yourself and DO NO MORE THAN 30 MINUTES OF WORK PER LESSON  
Lesson 1 simplifying Watch this video clip https://corbettmaths.com Now from the worksheet Do 30 minutes of work starting at Q1 but dont go further than Q7 WORK DOWN THE PAGE AND DO THE LEFT HAND COLUMN ONLY https://corbettmaths.com 
Lesson 2 Further simplifying If necessary, watch the video clip from lesson 1 again. Now from the worksheet try questions 8 – 10 https://corbettmaths.com/ WORK DOWN THE PAGE AND DO THE LEFT HAND COLUMN ONLY If you have time after this Watch this video clip https://corbettmaths.com from the same worksheet try questions 11  12 AGAIN..LEFT HAND COLUMN IS ALL THAT'S REQUIRED 
Lesson 3 Applying your knowledge of surds From the worksheet Do 30 minutes of work from the APPLY section of questions (miss out question 7) DO NOT USE A CALCULATOR AND SIMPLIFY YOUR SURDS. There are some tricky questions so ask your teacher for any help along the way. https://corbettmaths.com 

YOU MAY FOCUS ON ANY AREAS YOU NEED PRACTICE ON DURING THIS TIME OF REVISION  
WORK FOR THE WEEK OF 4th of may  
The focus for this week is to go back and to revise some of the key topics from S3. 

Lesson 1 Factorising A Difference of Two Squares Watch the video clip https://corbettmaths.com/2013/02/08 Now try questions 1 and 2 from this worksheet. https://corbettmaths.com/wpcontent (The other questions are there as an extension for those who wish to try them) Make sure you check your answers from this link https://corbettmaths.com/wpcontent 
Lesson 2 Factorising a Quadratic For today’s lesson there are choices! If you are still a bit unsure with this topic then watch this video clip https://corbettmaths.com/2013/02/06/ From the worksheet do some of questions 1 – 4 but make sure you can do ALL of question 5. https://corbettmaths.com/wpcontent The check your answers from this link https://corbettmaths.com/wpcontent/uploads If you are stronger with this topic then watch this video clip https://corbettmaths.com/2013/02/07 From the worksheet do some of questions 1 – 3 but make sure you do ALL of question 4 from BOTH sections of the worksheet. https://corbettmaths.com/wpcontent Then check your answers from this link https://corbettmaths.com/wpcontent 
HOLIDAY FRIDAY  
WORK FOR THE WEEK OF 27th of APRIL  
5 fig summery and SIQR  
Lesson 1 5 figure summary Watch the video clip https://www.youtube.com/watch This is a very long video so you may find you have the idea of what is required after the first 5 minutes Now do Ex 11.2 on page 106 and 107 in your textbook. 
Lesson 2 SemiInterquartile Range Watch the video clip from 5 minutes 40 seconds up until 12 minutes and 40 seconds. https://www.youtube.com/ The video mentions that it is important that you do learn the formula for the semiinterquartile range because it is not given in the exam Now do Ex 11.3 on page 108 in your textbook. Now do 2015 paper 1 question 10 from this link http://madrasmaths.com/past You can get a worked solution to this question by watching this video https://www.youtube.com/watch 
Lesson 3 Chapter 11 review This is an opportunity to review the work covered on statistics, semiinterquartile range, and standard deviation. We no longer cover box plots in the National 5 course so you can have a look at that exercise for information if you want. Do page 115 in your textbook (miss out Question 5 part b) 

WORK FOR THE WEEK OF 20th of APRIL  
statistics  
Lesson 1 Watch video’s 50 and 53 from https://corbettmaths.com/contents/ and do the textbook exercises on median and mean. This should be revision but these are essential skills for what comes next.  Lesson 2 Watch the video https://m.youtube.com/watch then from your own Teejay N5 textbook complete P113114 Q37  Lesson 3 First try the questions found here https://www.bbc.co.uk/bitesize/ and check your answers. Then complete 2014 Paper 2, 2016 Paper 2 , 2018 Paper 2 from http://madrasmaths.com/courses  
If you would like to really challenge yourself you can try 2014 Paper 1 and 2017 Paper 1 from this document, these are non calculator questions so be careful and try to do them without your calc.  
WORK FOR THE WEEK OF 30th of MARCH  
ALGEBRAIC FRACTIONS 

Lesson 1 and 2 Watch video number 24 from https://corbettmaths.com/contents/ and do all of the textbook exercise questions. This will also provide you with practice at factorising trinomials, have a look at corbett maths videos 118 and 119 if you need practice at doing this. 
Lesson 3 Page 96 from your Teejay N5 textbookremember the corbettmaths videos are there for you, watch them again if necessary  
WORK FOR THE WEEK OF 23RD MARCH  
Algebraic Fractions  
Lesson 1 Watch video number 21 from https://corbettmaths.com/contents/ do the textbook exercise questions 14 . For further practice you can also look at Exercise 9.3 page 92 and 93 of your textbook.  Lesson 2 Watch video number 23 from https://corbettmaths.com/contents/ do the textbook exercise questions 13. For further practice you can also look at Exercise 9.4 page 95 of your textbook.  Lesson 3 Watch video number 22 from https://corbettmaths.com/contents/ do the textbook exercise questions 12. For further practice you can also look at Exercise 9.4 page 95 of your textbook. 