y = mx + c (AQA A-Level Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does the equation represent when plotted on a graph?
What does the equation represent when plotted on a graph?
A straight line
What does the gradient () control in the equation ?
What does the gradient () control in the equation ?
Steepness and direction of the line
What does a positive gradient create when plotting a line?
What does a positive gradient create when plotting a line?
An upward slope from left to right
What does the y-intercept () represent?
What does the y-intercept () represent?
The value of when equals zero
For the equation , what is when ?
For the equation , what is when ?
What type of slope does a negative gradient produce?
What type of slope does a negative gradient produce?
A downward slope from left to right
How many points are sufficient to draw a straight line?
How many points are sufficient to draw a straight line?
Two points
For the equation , where does the line cross the y-axis?
For the equation , where does the line cross the y-axis?
At
What might the y-intercept represent in biological contexts?
What might the y-intercept represent in biological contexts?
Initial population size
For with from 0 to 100, what must the y-axis span at minimum?
For with from 0 to 100, what must the y-axis span at minimum?
20 to 620