In chem.!
which of the following is the process that occurs in stars to form heavy nuclei from lighter nuclei?

a. thermonuclear fission

b. thermonuclear fusion

c. thermonuclear combustion

d. thermonuclear decay

Which characteristics can be used to differentiate star systems? check all that apply.

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.

Which of the following statements is true? a. most heat energy is easily recovered and used for useful actions. b. friction causes molecules to vibrate more slowly. burning air and gasoline in an c. engine changes chemical energy into mechanical energy. it is impossible to d. change mechanical energy into mechanical energy.