Test Yourself - Straight Line Graphs

Click on each box and put in the answer to the question.   As you move to another question your answer will be checked.  If it is incorrect then your incorrect answer will be removed and you can return to the question later.

1. What is the horizontal axis called?:
   1.  X axis
   2.  A axis
   3.  H axis
   [insert the number of the correct answer into the box]:

   
   
   

2. What is the vertical axis called?
   1.  P axis
   2.  Z axis
   3.  Y axis
   [insert the number of the correct answer into the box]:

   
   
   

3. What is meant by the gradient?
   1.  Where the line crosses the vertical axis.
   2.  The slope of the line.
   3.  Where the line crosses the horizontal axis.
   [insert the number of the correct answer into the box]:

   
   
   

4. How is the gradient calculated from a line?
   1.  Vertical (y) distance ÷ horizontal (x) distance.
   2.  Horizontal (x) distance ÷ vertical (y) distance.
   3.  Find the value of y where the line crosses the vertical axis.
   [insert the number of the correct answer into the box]:

   
   
   

5. What is meant by the intercept?
   1.  Where the line crosses the vertical axis.
   2.  The slope of the line.
   3.  Where the line crosses the horizontal axis.
   [insert the number of the correct answer into the box]:

   
   
   

6. Which is the general equation of a straight line?
   1.  E = MC²
   2.  y = ax² + bx + c
   3.  y = mx + c
   [insert the number of the correct answer into the box]:

   
   
   

7. In the general equation what does the m represent?
   1.  Intercept
   2.  Gradient
   3.  Where the line crosses the horizontal axis.
   [insert the number of the correct answer into the box]:

   
   
   

8. In the general equation what does the c represent?
   1.  Gradient
   2.  Where the line crosses the horizontal axis.
   3.  Intercept
   [insert the number of the correct answer into the box]:

   
   
   

9. Find the gradient and intercept of the line y = 2x - 1

   Gradient =
   Intercept =
   
   

10. Find the gradient and intercept of the line y = x + 0.5

    Gradient =
    Intercept =