WHAT IS CASE? Brain Training Thinking about Problems Some Important Rules Science What do scientists do? :- investigate, :-do experiments, :-measure things, :-WHY? To look at relationships. CASE Lesson 1 (50 mins) What varies? Relationships Is there a relationship between the colour of a car and the number of accidents it may be involved in? Is there a relationship between the colour of a car and how expensive it is? Relationships What are the variables in this relationship? What are the values of the variables? Relationships What are the variables in this relationship? What are the values of the variables? Variables & Values More Relationships Variables:- What changes? Values:- How does it change? Relationships:- Is there a pattern between the variables? Looking at books for a practice. How do these books differ from one another? What are the values of the variables? VariablesValues Page 1 Activity One What is the relationship between the variables colour and shape? Do they go together in some way? Complete Table (1). What varies? Activity 1 Coloured shapes. Set 1 VariablesValues How do these shapes vary? What are the values? Is there any relationship between them? Table (1). Page 1 Activity One What varies? Activity 1 Coloured shapes. Set 1 VariablesValues Predictions:- If I were to pull out a blue shape, What shape will it be? (Ans) Predictions:- If I were to pull out a square shape, What colour will it be? (Ans) Page 1 Activity One What is the relationship between the variables colour and shape? Complete Table (2). What varies? Activity 2 Coloured shapes. Set 2 VariablesValues How do these shapes vary? What are the values? Is there any relationship between them? Table (2). Activity 2 Coloured containers What variables can you see in these containers? What are the values for them? Is there any other variable that you could think of? ContainerColourSizeWeight Abluesmall Bbluesmall Credlarge Dredlarge ContainerColourSizeWeight (g) Abluesmall500 Bbluesmall560 Credlarge500 Dredlarge560 More Relationships Variables:- What changes? Values:- How does it change? Relationships:- Is there a pattern between the variables? Discuss and decide Workcards Discuss and decide in your groups:- What are the varibles in each picture and what are their values. Is there any relationship between any of the variables? Boiling Candles Eggs Sausages Flowers Thinking Back What did you find different about this lesson? What did you find difficult/easy about this lesson? When something was difficult what did you do? Homework Find at least one example of an up-up relationship and an up-down relationship. Ask your parents for help or to check your answers.