The process that keeps heat from being transferred between two substances is a) conduction. b) convection. c) insulation. d) radiation.

Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.

What are two different ways you could find the value of a? explain these methods.

Which best describes what forms in nuclear fission? a. two smaller, more stable nucleib. two larger, less stable nucleic. one smaller, less stable nucleusd. one larger, more stable nucleus