A 12.6 kg rock is sitting at rest at a height of h1 = 10.7 m above the ground. What is the kinetic energy, in J, of the ball when it has dropped to a height of h2 = 4.6 m above the ground?

The force it would take to accelerate an 900-kg car at the rate of 6m/s2

4. now look at the green lines you created by connecting the three boiling point data points and the three melting point data points. for each of these lines, describe any trends you see. 5. locate the elements on your periodic table that you circled in green on your graph. what term or description would you use to identify these elements with respect to the periodic table? 7. using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers.

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m