Question

If the root thermo- means "heat," which does thermodynamics mean?
a.moved by heat
b.active heat source
c.the relationship between heat and other forms of energy

Answer 1

What do you think?

Answer 2

http://lmgtfy.com/?q=thermodynamics+definition
or
https://www.google.com/search?btnG=1&pws=0&q=thermodynamics+definition&gws_rd=ssl

Answer 3

https://www.google.com/search?q=thermodynamics+mean%3F&oq=thermodynamics+mean%3F&aqs=chrome..69i57&sourceid=chrome&es_sm=122&ie=UTF-8

Answer 4

Break the word up as they did for you..
If thermo- means heat, then what does dynamics mean?