ANSWER:
unknown
Explanation:
do jojo poses daily because yes.
:troll:
Answer:
Heat is added to a substance, but its temperature does not rise. Which one of the following statements provides the best explanation for this observation? the substance must be a gas. the substance must be a non-perfect solid. the substance undergoes a change of phase. the substance has unusual thermal properties. the substance must be cooler than its environment.
They use sound waves that bounce off walls, and other things back to them to feel where they are going.