014 skills pre-assessment • Name:

  1. The first graph shows data gathered by a student in SC 130 physical science.
    Soap density background rectangle major grid lines axes x-axis and y-axis linear regression line data points as circles text layers Soap density volume (cm³) mass (g) y-axis labels 0 8 16 24 32 40 48 56 64 72 80 x-axis labels 0 10 20 30 40 50 60 70 80 90 100
    1. __________ Calculate the slope of the line.
    2. ______________ Write the units for the slope of the line.
    3. ______________ Determine the y-intercept of the line.
    4. ____________________________ Write the slope-intercept equation for the line.
  2. The second graph shows velocity data gathered by a student in physcial science.
    1. Plot the time versus distance data provided on the graph below and draw a line through the points.
      Graphical analysis

      Data

      time (s)distance (m)
      0.00.00
      0.50.75
      1.01.50
      1.52.25
      2.03.00
      2.53.75
      background rectangle major grid lines axes text layers Velocity data time (s) distance (m) y-axis labels 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 y 0 1.0 2.0 3.0 4.0 5.0
    2. ________________ Calculate the slope of the line.
    3. ________________ Determine the y-intercept of the line.
  3. __________ What is the slope of the line y = 5.5 + 0.85x?
  4. __________ What is the y-intercept of the line y = 5.5 + 0.85x?
  5. _______________ What math class are you in, if not in math this term, what is the highest math class you took?