Answer:
3 significant figure is 32.0
<span>The American Council for an Energy-Efficient Economy works to (c) </span>invest in clean energy technologies that will strengthen the economy.
Their aim is to promote energy efficiency which will ultimately benefit the economy and the environment.
Answer:
Must be in contact with the liquid
The temperature also has to be altered.
Explanation:
Convection cannot happen in a vacuum
Convection results from a change in density in the fluid