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Compare your answers

1. Identify the independent and dependent variables in the following scenarios. Explain your choices.
   
   

1. The relationship between the daily temperature in Lethbridge and the intensity of the sun.
   
   Independent variable - the intensity of the sun
   Dependent variable - the daily temperature in Lethbridge
   The daily temperature in Lethbridge depends on the intensity of the sun.
   
   

2. The relationship between the distance travelled by a bicycle in one full tire rotation and the diameter of its tires.
   
   Independent variable - the diameter of a bicycle's tires
   Dependent variable - the distance travelled by a bicycle in one full tire rotation
   The distance travelled by a bicycle in one full tire rotation depends on the diameter of the tires.
   
   
   

2. 1. Circle the independent variable in red and circle the dependent variable in blue.
      
      
      
      

   2. Explain the relationship between cost and mass as represented in the graph above.
      
      The cost (dependent variable) of the pork depends on the mass (independent variable) of the pork.