22 December, 2015 How science works Identify the controls and variables

22 December, 2015 Identify the controls and variables Learning Outcomes By the end of the lesson you should be able to; Identify the variables and controls within experiments carried out by other people. Recognise the difference between independent variables, dependent variables and controls.

22 December, 2015 Identify the controls and variables TASK 1: Using the card with Reverend Blair on it, answer the following questions. 1.What is his independent variable? 2.What is his dependent variable? 3.What are his control variables? 4.What should his conclusion be? 5.How could the Reverend improve this experiment?

22 December, 2015 Identify the controls and variables TASK 2: Using the card with Mrs. Bickerdike on it, answer the following questions; 1.What is Mrs. Bickerdike’s initial observation? 2.What was her independent variable? 3.What was her dependent variable? 4.What were her control variables? 5.What should Mrs. Bickerdike’s conclusion be?

22 December, 2015 Identify the controls and variables TASK 3: Using the card with Professor Blow, answer the following questions; 1.What were Prof. Blow’s control variables? 2.What was his independent variable? 3.What was his dependent variable? 4.What was Prof. Blow’s hypothesis? 5.What should his conclusion be?

22 December, 2015 Identify the controls and variables TASK 4: Using the card with Ernest, answer the following questions; 1.What is the independent variable in Ernest’s experiment? 2.What is his dependent variable? 3.What is the control group in this experiment? 4.Should Ernest be writing a letter to the makers of the ‘extra long’ toilet rolls?

22 December, 2015 Identify the controls and variables TASK 5: Using the card with Indra, describe how she could carry out this experiment to get her ‘scientist’ badge. Make sure you say what the independent, dependent and control variables should be.

22 December, 2015 Identify the controls and variables Plenary: Learning Outcomes Revisited By the end of the lesson you should be able to; Identify the variables and controls within experiments carried out by other people. Recognise the difference between independent variables, dependent variables and controls. Give yourself a mark out of 10 for how well you believe you can achieve the learning outcomes, and then write a target for yourself relating to those outcomes.