1. The graph show force of friction data for weight, grit, and surface area.
    Desmos graph with friction data plotted
    1. _______________ Based on the data above, which variable has the most effect on the force of friction?
      Why?

    2. _______________ Based on the data above, which variable has the least effect on the force of friction?
      Why?
  2. Provide definitions for the following:
    1. Newton's first law of motion.
    2. Newton's second law of motion.
    3. Newton's third law of motion.
  3. List the three ways heat energy moves:
  4. Temperatures in Celsius:
  5. The graph shows cooling curve data from laboratory six.
    Desmos graph with friction data plotted
    1. T0 = _______________ Based on the analysis, what was the mathematically predicted starting temperature T0?
    2. T1 = _______________ Based on the analysis, what is was the mathematically predicted final temperature T1?
    3. k = _______________ Based on the analysis, what is the rate of decay k?