044 SC 130 Physical science quiz four • Name:

Mathematical models on the half shell background rectangle major grid lines axes x-axis and y-axis a square root path a quadratic path data points as circles linear regression line data points as rectangles data points as diamonds text layers Mathematical relationships independent variable x dependent variable y Height versus speed Time versus distance Time versus distance y-axis labels 0 30 60 90 120 150 180 210 240 270 300 x-axis labels 0 6 12 18 24 30 36 42 48 54 60

  1. ____________________ Identify by the data point shapes (circles, squares, or diamonds) which of the relationships above is linear, that is of the form y = mx.
  2. ____________________ Identify by the data point shapes (circles, squares, or diamonds) which of the relationships above is quadratic (parabolic), that is of the form y = ax².
  3. ____________________ Identify by the data point shapes (circles, squares, or diamonds) which of the relationships above is likely to be a square root, that is of the form y=ax
  4. ____________________ Identify by the data point shapes (circles, squares, or diamonds) which of the relationships above best represents a falling ball.
  5. ____________________ Determine the slope for the linear relationship in the graph above.
  6. ____________________ Determine the acceleration for the linear relationship in the graph above.
  7. ____________________ In laboratory four a blue marble went a distance of 30.0 centimeters in 0.60 seconds. What is the velocity v for the marble?
  8. ____________________ In laboratory four a 5.00 gram blue marble went a distance of 30 centimeters in 0.6 seconds. What is the momentum P for the marble?
  9. ____________________ The blue marble in the problem above hits a white marble sitting on a ruler "marble" track. After the collision the blue marble has a momentum P of 75 g cm/s. What is the momemtum P of the white marble?