How is a objects interaction with light related to its function?

Your pendulum clock which advances 1.0 s for every complete oscillation of the pendulum is running perfectly on earth at a site where the magnitude of the acceleration due to gravity is 9.80 m/s2. you send the clock to a location on the moon where the magnitude of the acceleration due to gravity is 1.65 m/s2.

The slope of a velocity time graph over any interval of time gives the during that interval

What is the temperature in degrees celsius of a substance with a tempature of 49k