skills in science

• the independent variable is


  the variable we change
• the dependant variable is


  the variable we measure
• the control variable is 


  the variables that are kept the same
• define linear


  a straight line
• define non linear


  a curved line
• define non linear


  a curved line
• a hypothesis is


  a statement that can be tested scientifically
• values that have categories are called

  categoric
• continuous data values have


  numbers (quantities)
• what should you do when drawing a graph

  1.use a pencil and ruler

  2.independent variable on x-axis

  3.dependant variable on y-axis
• define directly proportional 


  a straight line that goes through the origin (0,0)