6) The evaluation of radiation transfer to flat plate absorbers for solar energy collection. The effects of different coating colors on this process.

7) Evaluation of solar cooking designs.

8) Study of a thermoelectric refrigerator.

9) Design of a rapidly responding gas thermometer.

10) Performance evaluation of different types of internal combustion engines: two stroke, diesel, turbocharged Otto cycle.

Come up with your own good ideas and enjoy the challenge!