Calorimetry and how to make this up in Chemistry?

Question

This is the problem:
Describe an experiment using only hot and cold water that would allow you to verify that the heat capacity of your coffee cup calorimeter is about 10 J/C. Be Specific

Answer 1

Put 50 grams of cold water in your calorimeter and determine its temperature.

Determine the temperature of 50 grams of hot water and add it to the cold water in the calorimeter.

Measure the final temperature of the water.

Answer 2

http://www.sciencebyjones.com/calorimeter_constant.htm