Black surfaces is you'r answer. or dark mater. ya those are you'r answer.
Explanation:
Derived quantities are quantities dependent on fundamental quantities while derived units are the units of these quantities
Friction causes kinetic energy to be converted into 'thermal energy'. The answer to this question is 'thermal energy'. An example would be if something is being rubbed against another object, there is friction and thermal energy will be produced. I hope this helps you on your assignment! You're welcome.