Ared cart of mass 4 kg slides to the right on a frictionless track with a velocity of 4 m/s. it collides with the stationary blue cart of mass 1 kg. after the collision, the blue cart has a velocity of 8 m/s. calculate the velocity of the red cart after the collision.

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?

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.

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation