The equation defining the root-mean-square speed of a gas particle shows that urms as temperature increases. It also indicates that the urms of a heavier gas particle is than that of a lighter gas particle at the same temperature.

What are similarities and differences between refraction, reflection, diffraction and absorption?

=force × distance a. work b. velocity c. pressure d. momentum

Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.